Finding the Fourth Proportional to 22,586.55, 31,168.98 and 12,514.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,586.55 : 31,168.98 = 12,514.96 : x
2. Step 2: Convert to fraction form
   22,586.55/31,168.98 = 12,514.96/x
3. Step 3: Cross multiply
   22,586.55x = 31,168.98 × 12,514.96
4. Step 4: Simplify right side
   22,586.55x = 390,078,576.90
5. Step 5: Solve for x
   x = 390,078,576.90/22,586.55
6. Step 6: Final answer
   x = 17,270.39