Finding the Fourth Proportional to 12,404, 17,117.52 and 6,815.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,404 : 17,117.52 = 6,815.04 : x
2. Step 2: Convert to fraction form
   12,404/17,117.52 = 6,815.04/x
3. Step 3: Cross multiply
   12,404x = 17,117.52 × 6,815.04
4. Step 4: Simplify right side
   12,404x = 116,656,583.50
5. Step 5: Solve for x
   x = 116,656,583.50/12,404
6. Step 6: Final answer
   x = 9,404.76