Finding the Fourth Proportional to 31,104.47, 42,925.25 and 17,676.29

Step by Step Solution

1. Step 1: Write the proportion equation
   31,104.47 : 42,925.25 = 17,676.29 : x
2. Step 2: Convert to fraction form
   31,104.47/42,925.25 = 17,676.29/x
3. Step 3: Cross multiply
   31,104.47x = 42,925.25 × 17,676.29
4. Step 4: Simplify right side
   31,104.47x = 758,759,318.83
5. Step 5: Solve for x
   x = 758,759,318.83/31,104.47
6. Step 6: Final answer
   x = 24,393.90