Finding the Fourth Proportional to 116,711,307.82, 161,062,105.08 and 63,789,081.40

Step by Step Solution

1. Step 1: Write the proportion equation
   116,711,307.82 : 161,062,105.08 = 63,789,081.40 : x
2. Step 2: Convert to fraction form
   116,711,307.82/161,062,105.08 = 63,789,081.40/x
3. Step 3: Cross multiply
   116,711,307.82x = 161,062,105.08 × 63,789,081.40
4. Step 4: Simplify right side
   116,711,307.82x = 10,274,003,731,403,474
5. Step 5: Solve for x
   x = 10,274,003,731,403,474/116,711,307.82
6. Step 6: Final answer
   x = 88,029,205.77