Finding the Fourth Proportional to 9,272.64, 12,796.24 and 5,080.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,272.64 : 12,796.24 = 5,080.88 : x
2. Step 2: Convert to fraction form
   9,272.64/12,796.24 = 5,080.88/x
3. Step 3: Cross multiply
   9,272.64x = 12,796.24 × 5,080.88
4. Step 4: Simplify right side
   9,272.64x = 65,016,159.89
5. Step 5: Solve for x
   x = 65,016,159.89/9,272.64
6. Step 6: Final answer
   x = 7,011.61