Finding the Fourth Proportional to 115,320,290.72, 159,141,898.08 and 65,095,081.61

Step by Step Solution

1. Step 1: Write the proportion equation
   115,320,290.72 : 159,141,898.08 = 65,095,081.61 : x
2. Step 2: Convert to fraction form
   115,320,290.72/159,141,898.08 = 65,095,081.61/x
3. Step 3: Cross multiply
   115,320,290.72x = 159,141,898.08 × 65,095,081.61
4. Step 4: Simplify right side
   115,320,290.72x = 10,359,354,842,292,194
5. Step 5: Solve for x
   x = 10,359,354,842,292,194/115,320,290.72
6. Step 6: Final answer
   x = 89,831,154.41