In this task, you are given a sentence or phrase in English. You must translate it to Xhosa in a way that is equivalent in terms of meaning and grammatically correct.

Example Input: As a result the propulsion power will increase at most with the square of the proportional increment in ship dimensions, while the deadweight increases with the cube of this factor.
Example Output: Ngenxa, yoko amandla okuqhubela phambili ayakwanda ngakumbi ngesikwere somlinganiselo owalameneyo kumlinganiso weenqanawa, ngexa ubunzima bomthwalo wenqanawa unyuka ngekyumbu yale meko.

Example Input: By 1879, it was agreed that they should be regarded as cruisers for commerce protection.
Example Output: Ngo1879, kwavunyelwana okokuba bangathathwa njengezijikelezi kukhuselo lorhwebo.

Example Input: This was required not for navigation, but for astrological prognostication.
Example Output:
Yayingafuneki kuhambo lwandle kodwa ifuneka nokuthekelela ubume beenkwenkwezi.