Finding the Fourth Proportional to 31,132.98, 42,964.49 and 17,703.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,132.98 : 42,964.49 = 17,703.38 : x
2. Step 2: Convert to fraction form
   31,132.98/42,964.49 = 17,703.38/x
3. Step 3: Cross multiply
   31,132.98x = 42,964.49 × 17,703.38
4. Step 4: Simplify right side
   31,132.98x = 760,616,844.65
5. Step 5: Solve for x
   x = 760,616,844.65/31,132.98
6. Step 6: Final answer
   x = 24,431.23