Finding the Fourth Proportional to 22,586.18, 31,168.46 and 12,514.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,586.18 : 31,168.46 = 12,514.59 : x
2. Step 2: Convert to fraction form
   22,586.18/31,168.46 = 12,514.59/x
3. Step 3: Cross multiply
   22,586.18x = 31,168.46 × 12,514.59
4. Step 4: Simplify right side
   22,586.18x = 390,060,435.70
5. Step 5: Solve for x
   x = 390,060,435.70/22,586.18
6. Step 6: Final answer
   x = 17,269.87