Finding the Fourth Proportional to 8,077.50, 12,107.52 and 3,396.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,077.50 : 12,107.52 = 3,396.42 : x
2. Step 2: Convert to fraction form
   8,077.50/12,107.52 = 3,396.42/x
3. Step 3: Cross multiply
   8,077.50x = 12,107.52 × 3,396.42
4. Step 4: Simplify right side
   8,077.50x = 41,122,223.08
5. Step 5: Solve for x
   x = 41,122,223.08/8,077.50
6. Step 6: Final answer
   x = 5,090.96