Finding the Fourth Proportional to 12,329.78, 17,015.12 and 7,024.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,329.78 : 17,015.12 = 7,024.82 : x
2. Step 2: Convert to fraction form
   12,329.78/17,015.12 = 7,024.82/x
3. Step 3: Cross multiply
   12,329.78x = 17,015.12 × 7,024.82
4. Step 4: Simplify right side
   12,329.78x = 119,528,155.28
5. Step 5: Solve for x
   x = 119,528,155.28/12,329.78
6. Step 6: Final answer
   x = 9,694.27