Finding the Fourth Proportional to 9,272.86, 12,796.50 and 5,293.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,272.86 : 12,796.50 = 5,293.72 : x
2. Step 2: Convert to fraction form
   9,272.86/12,796.50 = 5,293.72/x
3. Step 3: Cross multiply
   9,272.86x = 12,796.50 × 5,293.72
4. Step 4: Simplify right side
   9,272.86x = 67,741,087.98
5. Step 5: Solve for x
   x = 67,741,087.98/9,272.86
6. Step 6: Final answer
   x = 7,305.31