Finding the Fourth Proportional to 8,308.43, 12,470.84 and 4,412.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,308.43 : 12,470.84 = 4,412.82 : x
2. Step 2: Convert to fraction form
   8,308.43/12,470.84 = 4,412.82/x
3. Step 3: Cross multiply
   8,308.43x = 12,470.84 × 4,412.82
4. Step 4: Simplify right side
   8,308.43x = 55,031,550.10
5. Step 5: Solve for x
   x = 55,031,550.10/8,308.43
6. Step 6: Final answer
   x = 6,623.58