Finding the Fourth Proportional to 9,719.92, 13,414.17 and 5,528.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,719.92 : 13,414.17 = 5,528.17 : x
2. Step 2: Convert to fraction form
   9,719.92/13,414.17 = 5,528.17/x
3. Step 3: Cross multiply
   9,719.92x = 13,414.17 × 5,528.17
4. Step 4: Simplify right side
   9,719.92x = 74,155,812.17
5. Step 5: Solve for x
   x = 74,155,812.17/9,719.92
6. Step 6: Final answer
   x = 7,629.26