Finding the Fourth Proportional to 6,074.55, 8,387.46 and 4,900.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,074.55 : 8,387.46 = 4,900.86 : x
2. Step 2: Convert to fraction form
   6,074.55/8,387.46 = 4,900.86/x
3. Step 3: Cross multiply
   6,074.55x = 8,387.46 × 4,900.86
4. Step 4: Simplify right side
   6,074.55x = 41,105,767.22
5. Step 5: Solve for x
   x = 41,105,767.22/6,074.55
6. Step 6: Final answer
   x = 6,766.88