Finding the Fourth Proportional to 10,126.88, 15,124.72 and 10,060.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,126.88 : 15,124.72 = 10,060.64 : x
2. Step 2: Convert to fraction form
   10,126.88/15,124.72 = 10,060.64/x
3. Step 3: Cross multiply
   10,126.88x = 15,124.72 × 10,060.64
4. Step 4: Simplify right side
   10,126.88x = 152,164,363.02
5. Step 5: Solve for x
   x = 152,164,363.02/10,126.88
6. Step 6: Final answer
   x = 15,025.79