Let us convert the given number in words into numerals as follows:Forty five lakh\\\\(=45,00,000\\\\)Sixty one thousand\\\\(=61,000\\\\)Two hunderd\\\\(=200\\\\)Thirty\\\\(=30\\\\)Four\\\\(=4\\\\)Now, add the numerals as shown below:\\\\(4500000+61000+200+30+4=4561234\\\\)Therefore, the required number is \\\\(45,61,234\\\\).