Finding the Fourth Proportional to 8,815.83, 13,216.83 and 4,588.86

Step by Step Solution

1. Step 1: Write the proportion equation
   8,815.83 : 13,216.83 = 4,588.86 : x
2. Step 2: Convert to fraction form
   8,815.83/13,216.83 = 4,588.86/x
3. Step 3: Cross multiply
   8,815.83x = 13,216.83 × 4,588.86
4. Step 4: Simplify right side
   8,815.83x = 60,650,182.51
5. Step 5: Solve for x
   x = 60,650,182.51/8,815.83
6. Step 6: Final answer
   x = 6,879.69