Finding the Fourth Proportional to 23,814.42, 32,862.09 and 13,057.57

Step by Step Solution

1. Step 1: Write the proportion equation
   23,814.42 : 32,862.09 = 13,057.57 : x
2. Step 2: Convert to fraction form
   23,814.42/32,862.09 = 13,057.57/x
3. Step 3: Cross multiply
   23,814.42x = 32,862.09 × 13,057.57
4. Step 4: Simplify right side
   23,814.42x = 429,099,040.52
5. Step 5: Solve for x
   x = 429,099,040.52/23,814.42
6. Step 6: Final answer
   x = 18,018.45