Finding the Fourth Proportional to 12,517.36, 17,271.86 and 7,483.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,517.36 : 17,271.86 = 7,483.62 : x
2. Step 2: Convert to fraction form
   12,517.36/17,271.86 = 7,483.62/x
3. Step 3: Cross multiply
   12,517.36x = 17,271.86 × 7,483.62
4. Step 4: Simplify right side
   12,517.36x = 129,256,036.93
5. Step 5: Solve for x
   x = 129,256,036.93/12,517.36
6. Step 6: Final answer
   x = 10,326.14