Finding the Fourth Proportional to 10,476.16, 14,456.90 and 5,760.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,476.16 : 14,456.90 = 5,760.45 : x
2. Step 2: Convert to fraction form
   10,476.16/14,456.90 = 5,760.45/x
3. Step 3: Cross multiply
   10,476.16x = 14,456.90 × 5,760.45
4. Step 4: Simplify right side
   10,476.16x = 83,278,264.01
5. Step 5: Solve for x
   x = 83,278,264.01/10,476.16
6. Step 6: Final answer
   x = 7,949.31