Finding the Fourth Proportional to 31,132.73, 42,964.15 and 17,703.13

Step by Step Solution

1. Step 1: Write the proportion equation
   31,132.73 : 42,964.15 = 17,703.13 : x
2. Step 2: Convert to fraction form
   31,132.73/42,964.15 = 17,703.13/x
3. Step 3: Cross multiply
   31,132.73x = 42,964.15 × 17,703.13
4. Step 4: Simplify right side
   31,132.73x = 760,599,932.79
5. Step 5: Solve for x
   x = 760,599,932.79/31,132.73
6. Step 6: Final answer
   x = 24,430.88