Finding the Fourth Proportional to 8,210.34, 12,308.49 and 3,766.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,210.34 : 12,308.49 = 3,766.50 : x
2. Step 2: Convert to fraction form
   8,210.34/12,308.49 = 3,766.50/x
3. Step 3: Cross multiply
   8,210.34x = 12,308.49 × 3,766.50
4. Step 4: Simplify right side
   8,210.34x = 46,359,927.59
5. Step 5: Solve for x
   x = 46,359,927.59/8,210.34
6. Step 6: Final answer
   x = 5,646.53