Finding the Fourth Proportional to 12,380.50, 17,084.82 and 7,002.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,380.50 : 17,084.82 = 7,002.23 : x
2. Step 2: Convert to fraction form
   12,380.50/17,084.82 = 7,002.23/x
3. Step 3: Cross multiply
   12,380.50x = 17,084.82 × 7,002.23
4. Step 4: Simplify right side
   12,380.50x = 119,631,718.71
5. Step 5: Solve for x
   x = 119,631,718.71/12,380.50
6. Step 6: Final answer
   x = 9,662.91