Finding the Fourth Proportional to 6,086.79, 8,398.82 and 3,434.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,086.79 : 8,398.82 = 3,434.15 : x
2. Step 2: Convert to fraction form
   6,086.79/8,398.82 = 3,434.15/x
3. Step 3: Cross multiply
   6,086.79x = 8,398.82 × 3,434.15
4. Step 4: Simplify right side
   6,086.79x = 28,842,748.54
5. Step 5: Solve for x
   x = 28,842,748.54/6,086.79
6. Step 6: Final answer
   x = 4,738.58