Finding the Fourth Proportional to 6,234.59, 8,595.96 and 3,992.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,234.59 : 8,595.96 = 3,992.78 : x
2. Step 2: Convert to fraction form
   6,234.59/8,595.96 = 3,992.78/x
3. Step 3: Cross multiply
   6,234.59x = 8,595.96 × 3,992.78
4. Step 4: Simplify right side
   6,234.59x = 34,321,778.69
5. Step 5: Solve for x
   x = 34,321,778.69/6,234.59
6. Step 6: Final answer
   x = 5,505.06