Finding the Fourth Proportional to 8,815.31, 12,164.72 and 4,836.33

Step by Step Solution

1. Step 1: Write the proportion equation
   8,815.31 : 12,164.72 = 4,836.33 : x
2. Step 2: Convert to fraction form
   8,815.31/12,164.72 = 4,836.33/x
3. Step 3: Cross multiply
   8,815.31x = 12,164.72 × 4,836.33
4. Step 4: Simplify right side
   8,815.31x = 58,832,600.28
5. Step 5: Solve for x
   x = 58,832,600.28/8,815.31
6. Step 6: Final answer
   x = 6,673.91