Finding the Fourth Proportional to 39,688.52, 54,766.17 and 23,772.56

Step by Step Solution

1. Step 1: Write the proportion equation
   39,688.52 : 54,766.17 = 23,772.56 : x
2. Step 2: Convert to fraction form
   39,688.52/54,766.17 = 23,772.56/x
3. Step 3: Cross multiply
   39,688.52x = 54,766.17 × 23,772.56
4. Step 4: Simplify right side
   39,688.52x = 1,301,932,062.30
5. Step 5: Solve for x
   x = 1,301,932,062.30/39,688.52
6. Step 6: Final answer
   x = 32,803.74