Finding the Fourth Proportional to 8,816.54, 12,165.50 and 5,676.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,816.54 : 12,165.50 = 5,676.98 : x
2. Step 2: Convert to fraction form
   8,816.54/12,165.50 = 5,676.98/x
3. Step 3: Cross multiply
   8,816.54x = 12,165.50 × 5,676.98
4. Step 4: Simplify right side
   8,816.54x = 69,063,300.19
5. Step 5: Solve for x
   x = 69,063,300.19/8,816.54
6. Step 6: Final answer
   x = 7,833.38