Finding the Fourth Proportional to 6,454.91, 8,910.72 and 4,962.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,454.91 : 8,910.72 = 4,962.30 : x
2. Step 2: Convert to fraction form
   6,454.91/8,910.72 = 4,962.30/x
3. Step 3: Cross multiply
   6,454.91x = 8,910.72 × 4,962.30
4. Step 4: Simplify right side
   6,454.91x = 44,217,665.86
5. Step 5: Solve for x
   x = 44,217,665.86/6,454.91
6. Step 6: Final answer
   x = 6,850.24