Finding the Fourth Proportional to 12,719.16, 17,552.52 and 7,341.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,719.16 : 17,552.52 = 7,341.48 : x
2. Step 2: Convert to fraction form
   12,719.16/17,552.52 = 7,341.48/x
3. Step 3: Cross multiply
   12,719.16x = 17,552.52 × 7,341.48
4. Step 4: Simplify right side
   12,719.16x = 128,861,474.53
5. Step 5: Solve for x
   x = 128,861,474.53/12,719.16
6. Step 6: Final answer
   x = 10,131.29