Finding the Fourth Proportional to 9,751.29, 13,470.55 and 7,759.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,751.29 : 13,470.55 = 7,759.29 : x
2. Step 2: Convert to fraction form
   9,751.29/13,470.55 = 7,759.29/x
3. Step 3: Cross multiply
   9,751.29x = 13,470.55 × 7,759.29
4. Step 4: Simplify right side
   9,751.29x = 104,521,978.67
5. Step 5: Solve for x
   x = 104,521,978.67/9,751.29
6. Step 6: Final answer
   x = 10,718.79