Finding the Fourth Proportional to 12,582.15, 17,360.78 and 7,545.03

Step by Step Solution

1. Step 1: Write the proportion equation
   12,582.15 : 17,360.78 = 7,545.03 : x
2. Step 2: Convert to fraction form
   12,582.15/17,360.78 = 7,545.03/x
3. Step 3: Cross multiply
   12,582.15x = 17,360.78 × 7,545.03
4. Step 4: Simplify right side
   12,582.15x = 130,987,568.20
5. Step 5: Solve for x
   x = 130,987,568.20/12,582.15
6. Step 6: Final answer
   x = 10,410.59