Finding the Fourth Proportional to 6,156.39, 8,495.78 and 3,361.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,156.39 : 8,495.78 = 3,361.89 : x
2. Step 2: Convert to fraction form
   6,156.39/8,495.78 = 3,361.89/x
3. Step 3: Cross multiply
   6,156.39x = 8,495.78 × 3,361.89
4. Step 4: Simplify right side
   6,156.39x = 28,561,861.01
5. Step 5: Solve for x
   x = 28,561,861.01/6,156.39
6. Step 6: Final answer
   x = 4,639.38