Finding the Fourth Proportional to 8,076.72, 12,117.03 and 2,810.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,076.72 : 12,117.03 = 2,810.96 : x
2. Step 2: Convert to fraction form
   8,076.72/12,117.03 = 2,810.96/x
3. Step 3: Cross multiply
   8,076.72x = 12,117.03 × 2,810.96
4. Step 4: Simplify right side
   8,076.72x = 34,060,460.96
5. Step 5: Solve for x
   x = 34,060,460.96/8,076.72
6. Step 6: Final answer
   x = 4,217.11