Finding the Fourth Proportional to 6,134.10, 8,466.69 and 3,778.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,134.10 : 8,466.69 = 3,778.21 : x
2. Step 2: Convert to fraction form
   6,134.10/8,466.69 = 3,778.21/x
3. Step 3: Cross multiply
   6,134.10x = 8,466.69 × 3,778.21
4. Step 4: Simplify right side
   6,134.10x = 31,988,932.82
5. Step 5: Solve for x
   x = 31,988,932.82/6,134.10
6. Step 6: Final answer
   x = 5,214.94