Finding the Fourth Proportional to 22,482.43, 31,038.18 and 13,532.13

Step by Step Solution

1. Step 1: Write the proportion equation
   22,482.43 : 31,038.18 = 13,532.13 : x
2. Step 2: Convert to fraction form
   22,482.43/31,038.18 = 13,532.13/x
3. Step 3: Cross multiply
   22,482.43x = 31,038.18 × 13,532.13
4. Step 4: Simplify right side
   22,482.43x = 420,012,686.72
5. Step 5: Solve for x
   x = 420,012,686.72/22,482.43
6. Step 6: Final answer
   x = 18,681.82