Finding the Fourth Proportional to 9,320.26, 12,862.20 and 5,071.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,320.26 : 12,862.20 = 5,071.59 : x
2. Step 2: Convert to fraction form
   9,320.26/12,862.20 = 5,071.59/x
3. Step 3: Cross multiply
   9,320.26x = 12,862.20 × 5,071.59
4. Step 4: Simplify right side
   9,320.26x = 65,231,804.90
5. Step 5: Solve for x
   x = 65,231,804.90/9,320.26
6. Step 6: Final answer
   x = 6,998.93