Finding the Fourth Proportional to 6,158.50, 8,498.78 and 3,364

Step by Step Solution

1. Step 1: Write the proportion equation
   6,158.50 : 8,498.78 = 3,364 : x
2. Step 2: Convert to fraction form
   6,158.50/8,498.78 = 3,364/x
3. Step 3: Cross multiply
   6,158.50x = 8,498.78 × 3,364
4. Step 4: Simplify right side
   6,158.50x = 28,589,895.92
5. Step 5: Solve for x
   x = 28,589,895.92/6,158.50
6. Step 6: Final answer
   x = 4,642.35