Finding the Fourth Proportional to 117,117,789.02, 161,622,553.47 and 64,914,672.14

Step by Step Solution

1. Step 1: Write the proportion equation
   117,117,789.02 : 161,622,553.47 = 64,914,672.14 : x
2. Step 2: Convert to fraction form
   117,117,789.02/161,622,553.47 = 64,914,672.14/x
3. Step 3: Cross multiply
   117,117,789.02x = 161,622,553.47 × 64,914,672.14
4. Step 4: Simplify right side
   117,117,789.02x = 10,491,675,068,934,670
5. Step 5: Solve for x
   x = 10,491,675,068,934,670/117,117,789.02
6. Step 6: Final answer
   x = 89,582,250.12