Finding the Fourth Proportional to 8,404.29, 12,606.18 and 3,470.17

Step by Step Solution

1. Step 1: Write the proportion equation
   8,404.29 : 12,606.18 = 3,470.17 : x
2. Step 2: Convert to fraction form
   8,404.29/12,606.18 = 3,470.17/x
3. Step 3: Cross multiply
   8,404.29x = 12,606.18 × 3,470.17
4. Step 4: Simplify right side
   8,404.29x = 43,745,587.65
5. Step 5: Solve for x
   x = 43,745,587.65/8,404.29
6. Step 6: Final answer
   x = 5,205.15