Finding the Fourth Proportional to 23,124.29, 31,911.57 and 12,514.03

Step by Step Solution

1. Step 1: Write the proportion equation
   23,124.29 : 31,911.57 = 12,514.03 : x
2. Step 2: Convert to fraction form
   23,124.29/31,911.57 = 12,514.03/x
3. Step 3: Cross multiply
   23,124.29x = 31,911.57 × 12,514.03
4. Step 4: Simplify right side
   23,124.29x = 399,342,264.55
5. Step 5: Solve for x
   x = 399,342,264.55/23,124.29
6. Step 6: Final answer
   x = 17,269.39