Finding the Fourth Proportional to 9,271.90, 12,796.14 and 5,293.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,271.90 : 12,796.14 = 5,293.61 : x
2. Step 2: Convert to fraction form
   9,271.90/12,796.14 = 5,293.61/x
3. Step 3: Cross multiply
   9,271.90x = 12,796.14 × 5,293.61
4. Step 4: Simplify right side
   9,271.90x = 67,737,814.51
5. Step 5: Solve for x
   x = 67,737,814.51/9,271.90
6. Step 6: Final answer
   x = 7,305.71