Finding the Fourth Proportional to 9,160.33, 12,640.76 and 5,182.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,160.33 : 12,640.76 = 5,182.24 : x
2. Step 2: Convert to fraction form
   9,160.33/12,640.76 = 5,182.24/x
3. Step 3: Cross multiply
   9,160.33x = 12,640.76 × 5,182.24
4. Step 4: Simplify right side
   9,160.33x = 65,507,426.19
5. Step 5: Solve for x
   x = 65,507,426.19/9,160.33
6. Step 6: Final answer
   x = 7,151.21