Finding the Fourth Proportional to 12,400.43, 17,112.15 and 7,095.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,400.43 : 17,112.15 = 7,095.12 : x
2. Step 2: Convert to fraction form
   12,400.43/17,112.15 = 7,095.12/x
3. Step 3: Cross multiply
   12,400.43x = 17,112.15 × 7,095.12
4. Step 4: Simplify right side
   12,400.43x = 121,412,757.71
5. Step 5: Solve for x
   x = 121,412,757.71/12,400.43
6. Step 6: Final answer
   x = 9,791.02