Finding the Fourth Proportional to 12,470.67, 18,706.83 and 4,150.35

Step by Step Solution

1. Step 1: Write the proportion equation
   12,470.67 : 18,706.83 = 4,150.35 : x
2. Step 2: Convert to fraction form
   12,470.67/18,706.83 = 4,150.35/x
3. Step 3: Cross multiply
   12,470.67x = 18,706.83 × 4,150.35
4. Step 4: Simplify right side
   12,470.67x = 77,639,891.89
5. Step 5: Solve for x
   x = 77,639,891.89/12,470.67
6. Step 6: Final answer
   x = 6,225.80