Finding the Fourth Proportional to 35,105.52, 52,650.52 and 10,140.15

Step by Step Solution

1. Step 1: Write the proportion equation
   35,105.52 : 52,650.52 = 10,140.15 : x
2. Step 2: Convert to fraction form
   35,105.52/52,650.52 = 10,140.15/x
3. Step 3: Cross multiply
   35,105.52x = 52,650.52 × 10,140.15
4. Step 4: Simplify right side
   35,105.52x = 533,884,170.38
5. Step 5: Solve for x
   x = 533,884,170.38/35,105.52
6. Step 6: Final answer
   x = 15,207.98