Finding the Fourth Proportional to 10,101.37, 15,124.11 and 5,160.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,101.37 : 15,124.11 = 5,160.37 : x
2. Step 2: Convert to fraction form
   10,101.37/15,124.11 = 5,160.37/x
3. Step 3: Cross multiply
   10,101.37x = 15,124.11 × 5,160.37
4. Step 4: Simplify right side
   10,101.37x = 78,046,003.52
5. Step 5: Solve for x
   x = 78,046,003.52/10,101.37
6. Step 6: Final answer
   x = 7,726.28