Finding the Fourth Proportional to 36,702.87, 55,061.37 and 15,642.52

Step by Step Solution

1. Step 1: Write the proportion equation
   36,702.87 : 55,061.37 = 15,642.52 : x
2. Step 2: Convert to fraction form
   36,702.87/55,061.37 = 15,642.52/x
3. Step 3: Cross multiply
   36,702.87x = 55,061.37 × 15,642.52
4. Step 4: Simplify right side
   36,702.87x = 861,298,443.80
5. Step 5: Solve for x
   x = 861,298,443.80/36,702.87
6. Step 6: Final answer
   x = 23,466.79