Finding the Fourth Proportional to 42,340.43, 63,510.68 and 10,752.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,340.43 : 63,510.68 = 10,752.86 : x
2. Step 2: Convert to fraction form
   42,340.43/63,510.68 = 10,752.86/x
3. Step 3: Cross multiply
   42,340.43x = 63,510.68 × 10,752.86
4. Step 4: Simplify right side
   42,340.43x = 682,921,476.17
5. Step 5: Solve for x
   x = 682,921,476.17/42,340.43
6. Step 6: Final answer
   x = 16,129.30