Finding the Fourth Proportional to 9,011.52, 12,429.05 and 7,754.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,011.52 : 12,429.05 = 7,754.69 : x
2. Step 2: Convert to fraction form
   9,011.52/12,429.05 = 7,754.69/x
3. Step 3: Cross multiply
   9,011.52x = 12,429.05 × 7,754.69
4. Step 4: Simplify right side
   9,011.52x = 96,383,422.04
5. Step 5: Solve for x
   x = 96,383,422.04/9,011.52
6. Step 6: Final answer
   x = 10,695.58