Finding the Fourth Proportional to 9,164.97, 12,648.33 and 5,132.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,164.97 : 12,648.33 = 5,132.16 : x
2. Step 2: Convert to fraction form
   9,164.97/12,648.33 = 5,132.16/x
3. Step 3: Cross multiply
   9,164.97x = 12,648.33 × 5,132.16
4. Step 4: Simplify right side
   9,164.97x = 64,913,253.29
5. Step 5: Solve for x
   x = 64,913,253.29/9,164.97
6. Step 6: Final answer
   x = 7,082.76