Finding the Fourth Proportional to 10,487.16, 14,472 and 5,771.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,487.16 : 14,472 = 5,771.34 : x
2. Step 2: Convert to fraction form
   10,487.16/14,472 = 5,771.34/x
3. Step 3: Cross multiply
   10,487.16x = 14,472 × 5,771.34
4. Step 4: Simplify right side
   10,487.16x = 83,522,832.48
5. Step 5: Solve for x
   x = 83,522,832.48/10,487.16
6. Step 6: Final answer
   x = 7,964.29