Finding the Fourth Proportional to 31,234.04, 43,104.05 and 17,086.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,234.04 : 43,104.05 = 17,086.88 : x
2. Step 2: Convert to fraction form
   31,234.04/43,104.05 = 17,086.88/x
3. Step 3: Cross multiply
   31,234.04x = 43,104.05 × 17,086.88
4. Step 4: Simplify right side
   31,234.04x = 736,513,816.27
5. Step 5: Solve for x
   x = 736,513,816.27/31,234.04
6. Step 6: Final answer
   x = 23,580.49