Finding the Fourth Proportional to 23,387.46, 32,274.69 and 13,315.38

Step by Step Solution

1. Step 1: Write the proportion equation
   23,387.46 : 32,274.69 = 13,315.38 : x
2. Step 2: Convert to fraction form
   23,387.46/32,274.69 = 13,315.38/x
3. Step 3: Cross multiply
   23,387.46x = 32,274.69 × 13,315.38
4. Step 4: Simplify right side
   23,387.46x = 429,749,761.73
5. Step 5: Solve for x
   x = 429,749,761.73/23,387.46
6. Step 6: Final answer
   x = 18,375.22