Finding the Fourth Proportional to 32,470.12, 48,700.31 and 10,280.62

Step by Step Solution

1. Step 1: Write the proportion equation
   32,470.12 : 48,700.31 = 10,280.62 : x
2. Step 2: Convert to fraction form
   32,470.12/48,700.31 = 10,280.62/x
3. Step 3: Cross multiply
   32,470.12x = 48,700.31 × 10,280.62
4. Step 4: Simplify right side
   32,470.12x = 500,669,329.59
5. Step 5: Solve for x
   x = 500,669,329.59/32,470.12
6. Step 6: Final answer
   x = 15,419.39