Finding the Fourth Proportional to 82,710.72, 124,107.12 and 32,789.76

Step by Step Solution

1. Step 1: Write the proportion equation
   82,710.72 : 124,107.12 = 32,789.76 : x
2. Step 2: Convert to fraction form
   82,710.72/124,107.12 = 32,789.76/x
3. Step 3: Cross multiply
   82,710.72x = 124,107.12 × 32,789.76
4. Step 4: Simplify right side
   82,710.72x = 4,069,442,679.09
5. Step 5: Solve for x
   x = 4,069,442,679.09/82,710.72
6. Step 6: Final answer
   x = 49,200.91