Finding the Fourth Proportional to 12,329.46, 17,013.78 and 7,023.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,329.46 : 17,013.78 = 7,023.30 : x
2. Step 2: Convert to fraction form
   12,329.46/17,013.78 = 7,023.30/x
3. Step 3: Cross multiply
   12,329.46x = 17,013.78 × 7,023.30
4. Step 4: Simplify right side
   12,329.46x = 119,492,881.07
5. Step 5: Solve for x
   x = 119,492,881.07/12,329.46
6. Step 6: Final answer
   x = 9,691.66