Finding the Fourth Proportional to 769,619,850.18, 1,062,076,810.72 and 417,194,751.03

Step by Step Solution

1. Step 1: Write the proportion equation
   769,619,850.18 : 1,062,076,810.72 = 417,194,751.03 : x
2. Step 2: Convert to fraction form
   769,619,850.18/1,062,076,810.72 = 417,194,751.03/x
3. Step 3: Cross multiply
   769,619,850.18x = 1,062,076,810.72 × 417,194,751.03
4. Step 4: Simplify right side
   769,619,850.18x = 443,092,870,617,756,416
5. Step 5: Solve for x
   x = 443,092,870,617,756,416/769,619,850.18
6. Step 6: Final answer
   x = 575,729,524.80