Finding the Fourth Proportional to 119,789,095.28, 165,309,061.38 and 64,784,951.80

Step by Step Solution

1. Step 1: Write the proportion equation
   119,789,095.28 : 165,309,061.38 = 64,784,951.80 : x
2. Step 2: Convert to fraction form
   119,789,095.28/165,309,061.38 = 64,784,951.80/x
3. Step 3: Cross multiply
   119,789,095.28x = 165,309,061.38 × 64,784,951.80
4. Step 4: Simplify right side
   119,789,095.28x = 10,709,539,573,606,540
5. Step 5: Solve for x
   x = 10,709,539,573,606,540/119,789,095.28
6. Step 6: Final answer
   x = 89,403,292.92