Finding the Fourth Proportional to 468,998,705.67, 703,504,045.43 and 123,949,351.50

Step by Step Solution

1. Step 1: Write the proportion equation
   468,998,705.67 : 703,504,045.43 = 123,949,351.50 : x
2. Step 2: Convert to fraction form
   468,998,705.67/703,504,045.43 = 123,949,351.50/x
3. Step 3: Cross multiply
   468,998,705.67x = 703,504,045.43 × 123,949,351.50
4. Step 4: Simplify right side
   468,998,705.67x = 87,198,870,208,055,280
5. Step 5: Solve for x
   x = 87,198,870,208,055,280/468,998,705.67
6. Step 6: Final answer
   x = 185,925,609.50