Finding the Fourth Proportional to 9,271.68, 12,796.32 and 5,293.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,271.68 : 12,796.32 = 5,293.20 : x
2. Step 2: Convert to fraction form
   9,271.68/12,796.32 = 5,293.20/x
3. Step 3: Cross multiply
   9,271.68x = 12,796.32 × 5,293.20
4. Step 4: Simplify right side
   9,271.68x = 67,733,481.02
5. Step 5: Solve for x
   x = 67,733,481.02/9,271.68
6. Step 6: Final answer
   x = 7,305.42