Finding the Fourth Proportional to 31,124.19, 42,952.90 and 17,516.48

Step by Step Solution

1. Step 1: Write the proportion equation
   31,124.19 : 42,952.90 = 17,516.48 : x
2. Step 2: Convert to fraction form
   31,124.19/42,952.90 = 17,516.48/x
3. Step 3: Cross multiply
   31,124.19x = 42,952.90 × 17,516.48
4. Step 4: Simplify right side
   31,124.19x = 752,383,570.00
5. Step 5: Solve for x
   x = 752,383,570.00/31,124.19
6. Step 6: Final answer
   x = 24,173.60