Finding the Fourth Proportional to 8,337.87, 12,504.65 and 3,406.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,337.87 : 12,504.65 = 3,406.59 : x
2. Step 2: Convert to fraction form
   8,337.87/12,504.65 = 3,406.59/x
3. Step 3: Cross multiply
   8,337.87x = 12,504.65 × 3,406.59
4. Step 4: Simplify right side
   8,337.87x = 42,598,198.61
5. Step 5: Solve for x
   x = 42,598,198.61/8,337.87
6. Step 6: Final answer
   x = 5,109.00