Finding the Fourth Proportional to 8,858.31, 12,224.01 and 4,879.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,858.31 : 12,224.01 = 4,879.34 : x
2. Step 2: Convert to fraction form
   8,858.31/12,224.01 = 4,879.34/x
3. Step 3: Cross multiply
   8,858.31x = 12,224.01 × 4,879.34
4. Step 4: Simplify right side
   8,858.31x = 59,645,039.83
5. Step 5: Solve for x
   x = 59,645,039.83/8,858.31
6. Step 6: Final answer
   x = 6,733.23