Finding the Fourth Proportional to 12,323.71, 17,005.75 and 7,017.49

Step by Step Solution

1. Step 1: Write the proportion equation
   12,323.71 : 17,005.75 = 7,017.49 : x
2. Step 2: Convert to fraction form
   12,323.71/17,005.75 = 7,017.49/x
3. Step 3: Cross multiply
   12,323.71x = 17,005.75 × 7,017.49
4. Step 4: Simplify right side
   12,323.71x = 119,337,680.57
5. Step 5: Solve for x
   x = 119,337,680.57/12,323.71
6. Step 6: Final answer
   x = 9,683.58