Finding the Fourth Proportional to 12,516.03, 17,270.94 and 7,479.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,516.03 : 17,270.94 = 7,479.25 : x
2. Step 2: Convert to fraction form
   12,516.03/17,270.94 = 7,479.25/x
3. Step 3: Cross multiply
   12,516.03x = 17,270.94 × 7,479.25
4. Step 4: Simplify right side
   12,516.03x = 129,173,634.82
5. Step 5: Solve for x
   x = 129,173,634.82/12,516.03
6. Step 6: Final answer
   x = 10,320.66