Finding the Fourth Proportional to 10,966.47, 16,447.33 and 3,470.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,966.47 : 16,447.33 = 3,470.62 : x
2. Step 2: Convert to fraction form
   10,966.47/16,447.33 = 3,470.62/x
3. Step 3: Cross multiply
   10,966.47x = 16,447.33 × 3,470.62
4. Step 4: Simplify right side
   10,966.47x = 57,082,382.65
5. Step 5: Solve for x
   x = 57,082,382.65/10,966.47
6. Step 6: Final answer
   x = 5,205.17