Finding the Fourth Proportional to 31,133.58, 42,962.58 and 17,708.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,133.58 : 42,962.58 = 17,708.10 : x
2. Step 2: Convert to fraction form
   31,133.58/42,962.58 = 17,708.10/x
3. Step 3: Cross multiply
   31,133.58x = 42,962.58 × 17,708.10
4. Step 4: Simplify right side
   31,133.58x = 760,785,662.90
5. Step 5: Solve for x
   x = 760,785,662.90/31,133.58
6. Step 6: Final answer
   x = 24,436.18