Finding the Fourth Proportional to 6,265.98, 8,645.46 and 3,612.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,265.98 : 8,645.46 = 3,612.78 : x
2. Step 2: Convert to fraction form
   6,265.98/8,645.46 = 3,612.78/x
3. Step 3: Cross multiply
   6,265.98x = 8,645.46 × 3,612.78
4. Step 4: Simplify right side
   6,265.98x = 31,234,144.98
5. Step 5: Solve for x
   x = 31,234,144.98/6,265.98
6. Step 6: Final answer
   x = 4,984.72