Finding the Fourth Proportional to 12,948.39, 17,868.60 and 7,282.71

Step by Step Solution

1. Step 1: Write the proportion equation
   12,948.39 : 17,868.60 = 7,282.71 : x
2. Step 2: Convert to fraction form
   12,948.39/17,868.60 = 7,282.71/x
3. Step 3: Cross multiply
   12,948.39x = 17,868.60 × 7,282.71
4. Step 4: Simplify right side
   12,948.39x = 130,131,831.91
5. Step 5: Solve for x
   x = 130,131,831.91/12,948.39
6. Step 6: Final answer
   x = 10,050.04