Finding the Fourth Proportional to 31,061.25, 42,862.32 and 17,632.77

Step by Step Solution

1. Step 1: Write the proportion equation
   31,061.25 : 42,862.32 = 17,632.77 : x
2. Step 2: Convert to fraction form
   31,061.25/42,862.32 = 17,632.77/x
3. Step 3: Cross multiply
   31,061.25x = 42,862.32 × 17,632.77
4. Step 4: Simplify right side
   31,061.25x = 755,781,430.23
5. Step 5: Solve for x
   x = 755,781,430.23/31,061.25
6. Step 6: Final answer
   x = 24,331.97