Finding the Fourth Proportional to 12,719.92, 17,554.18 and 7,414.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,719.92 : 17,554.18 = 7,414.42 : x
2. Step 2: Convert to fraction form
   12,719.92/17,554.18 = 7,414.42/x
3. Step 3: Cross multiply
   12,719.92x = 17,554.18 × 7,414.42
4. Step 4: Simplify right side
   12,719.92x = 130,154,063.28
5. Step 5: Solve for x
   x = 130,154,063.28/12,719.92
6. Step 6: Final answer
   x = 10,232.30