Finding the Fourth Proportional to 31,015.92, 42,806.12 and 17,592.04

Step by Step Solution

1. Step 1: Write the proportion equation
   31,015.92 : 42,806.12 = 17,592.04 : x
2. Step 2: Convert to fraction form
   31,015.92/42,806.12 = 17,592.04/x
3. Step 3: Cross multiply
   31,015.92x = 42,806.12 × 17,592.04
4. Step 4: Simplify right side
   31,015.92x = 753,046,975.28
5. Step 5: Solve for x
   x = 753,046,975.28/31,015.92
6. Step 6: Final answer
   x = 24,279.37