Finding the Fourth Proportional to 6,114.61, 8,449.55 and 4,619.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,114.61 : 8,449.55 = 4,619.89 : x
2. Step 2: Convert to fraction form
   6,114.61/8,449.55 = 4,619.89/x
3. Step 3: Cross multiply
   6,114.61x = 8,449.55 × 4,619.89
4. Step 4: Simplify right side
   6,114.61x = 39,035,991.55
5. Step 5: Solve for x
   x = 39,035,991.55/6,114.61
6. Step 6: Final answer
   x = 6,384.05