Finding the Fourth Proportional to 115,359,454.17, 159,185,959.07 and 68,308,086.69

Step by Step Solution

1. Step 1: Write the proportion equation
   115,359,454.17 : 159,185,959.07 = 68,308,086.69 : x
2. Step 2: Convert to fraction form
   115,359,454.17/159,185,959.07 = 68,308,086.69/x
3. Step 3: Cross multiply
   115,359,454.17x = 159,185,959.07 × 68,308,086.69
4. Step 4: Simplify right side
   115,359,454.17x = 10,873,688,291,642,810
5. Step 5: Solve for x
   x = 10,873,688,291,642,810/115,359,454.17
6. Step 6: Final answer
   x = 94,259,186.38