Finding the Fourth Proportional to 23,380.54, 32,265.88 and 13,308.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,380.54 : 32,265.88 = 13,308.72 : x
2. Step 2: Convert to fraction form
   23,380.54/32,265.88 = 13,308.72/x
3. Step 3: Cross multiply
   23,380.54x = 32,265.88 × 13,308.72
4. Step 4: Simplify right side
   23,380.54x = 429,417,562.47
5. Step 5: Solve for x
   x = 429,417,562.47/23,380.54
6. Step 6: Final answer
   x = 18,366.45