Finding the Fourth Proportional to 6,454.86, 8,899.32 and 4,182.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,454.86 : 8,899.32 = 4,182.15 : x
2. Step 2: Convert to fraction form
   6,454.86/8,899.32 = 4,182.15/x
3. Step 3: Cross multiply
   6,454.86x = 8,899.32 × 4,182.15
4. Step 4: Simplify right side
   6,454.86x = 37,218,291.14
5. Step 5: Solve for x
   x = 37,218,291.14/6,454.86
6. Step 6: Final answer
   x = 5,765.93