Finding the Fourth Proportional to 23,449.27, 32,359.98 and 12,838.90

Step by Step Solution

1. Step 1: Write the proportion equation
   23,449.27 : 32,359.98 = 12,838.90 : x
2. Step 2: Convert to fraction form
   23,449.27/32,359.98 = 12,838.90/x
3. Step 3: Cross multiply
   23,449.27x = 32,359.98 × 12,838.90
4. Step 4: Simplify right side
   23,449.27x = 415,466,385.42
5. Step 5: Solve for x
   x = 415,466,385.42/23,449.27
6. Step 6: Final answer
   x = 17,717.67