Finding the Fourth Proportional to 22,483.71, 31,027.05 and 12,411.87

Step by Step Solution

1. Step 1: Write the proportion equation
   22,483.71 : 31,027.05 = 12,411.87 : x
2. Step 2: Convert to fraction form
   22,483.71/31,027.05 = 12,411.87/x
3. Step 3: Cross multiply
   22,483.71x = 31,027.05 × 12,411.87
4. Step 4: Simplify right side
   22,483.71x = 385,103,594.73
5. Step 5: Solve for x
   x = 385,103,594.73/22,483.71
6. Step 6: Final answer
   x = 17,128.12