Finding the Fourth Proportional to 23,124.53, 31,913.29 and 13,049.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,124.53 : 31,913.29 = 13,049.30 : x
2. Step 2: Convert to fraction form
   23,124.53/31,913.29 = 13,049.30/x
3. Step 3: Cross multiply
   23,124.53x = 31,913.29 × 13,049.30
4. Step 4: Simplify right side
   23,124.53x = 416,446,011.78
5. Step 5: Solve for x
   x = 416,446,011.78/23,124.53
6. Step 6: Final answer
   x = 18,008.84