Finding the Fourth Proportional to 31,132.17, 42,962.19 and 17,703.43

Step by Step Solution

1. Step 1: Write the proportion equation
   31,132.17 : 42,962.19 = 17,703.43 : x
2. Step 2: Convert to fraction form
   31,132.17/42,962.19 = 17,703.43/x
3. Step 3: Cross multiply
   31,132.17x = 42,962.19 × 17,703.43
4. Step 4: Simplify right side
   31,132.17x = 760,578,123.31
5. Step 5: Solve for x
   x = 760,578,123.31/31,132.17
6. Step 6: Final answer
   x = 24,430.62