Finding the Fourth Proportional to 56,732.24, 78,287.78 and 32,866.60

Step by Step Solution

1. Step 1: Write the proportion equation
   56,732.24 : 78,287.78 = 32,866.60 : x
2. Step 2: Convert to fraction form
   56,732.24/78,287.78 = 32,866.60/x
3. Step 3: Cross multiply
   56,732.24x = 78,287.78 × 32,866.60
4. Step 4: Simplify right side
   56,732.24x = 2,573,053,150.15
5. Step 5: Solve for x
   x = 2,573,053,150.15/56,732.24
6. Step 6: Final answer
   x = 45,354.34