Finding the Fourth Proportional to 22,581.02, 31,161.42 and 12,371.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,581.02 : 31,161.42 = 12,371.96 : x
2. Step 2: Convert to fraction form
   22,581.02/31,161.42 = 12,371.96/x
3. Step 3: Cross multiply
   22,581.02x = 31,161.42 × 12,371.96
4. Step 4: Simplify right side
   22,581.02x = 385,527,685.98
5. Step 5: Solve for x
   x = 385,527,685.98/22,581.02
6. Step 6: Final answer
   x = 17,073.09