Finding the Fourth Proportional to 9,760.92, 13,470.21 and 5,569.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,760.92 : 13,470.21 = 5,569.17 : x
2. Step 2: Convert to fraction form
   9,760.92/13,470.21 = 5,569.17/x
3. Step 3: Cross multiply
   9,760.92x = 13,470.21 × 5,569.17
4. Step 4: Simplify right side
   9,760.92x = 75,017,889.43
5. Step 5: Solve for x
   x = 75,017,889.43/9,760.92
6. Step 6: Final answer
   x = 7,685.53