Finding the Fourth Proportional to 8,340.08, 12,499.44 and 3,404

Step by Step Solution

1. Step 1: Write the proportion equation
   8,340.08 : 12,499.44 = 3,404 : x
2. Step 2: Convert to fraction form
   8,340.08/12,499.44 = 3,404/x
3. Step 3: Cross multiply
   8,340.08x = 12,499.44 × 3,404
4. Step 4: Simplify right side
   8,340.08x = 42,548,093.76
5. Step 5: Solve for x
   x = 42,548,093.76/8,340.08
6. Step 6: Final answer
   x = 5,101.64