Finding the Fourth Proportional to 43,514.39, 65,272.50 and 13,932.15

Step by Step Solution

1. Step 1: Write the proportion equation
   43,514.39 : 65,272.50 = 13,932.15 : x
2. Step 2: Convert to fraction form
   43,514.39/65,272.50 = 13,932.15/x
3. Step 3: Cross multiply
   43,514.39x = 65,272.50 × 13,932.15
4. Step 4: Simplify right side
   43,514.39x = 909,386,016.10
5. Step 5: Solve for x
   x = 909,386,016.10/43,514.39
6. Step 6: Final answer
   x = 20,898.51