Finding the Fourth Proportional to 10,471.59, 15,668.46 and 5,857.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,471.59 : 15,668.46 = 5,857.83 : x
2. Step 2: Convert to fraction form
   10,471.59/15,668.46 = 5,857.83/x
3. Step 3: Cross multiply
   10,471.59x = 15,668.46 × 5,857.83
4. Step 4: Simplify right side
   10,471.59x = 91,783,175.04
5. Step 5: Solve for x
   x = 91,783,175.04/10,471.59
6. Step 6: Final answer
   x = 8,764.97