Finding the Fourth Proportional to 8,061.64, 12,092.52 and 2,218.57

Step by Step Solution

1. Step 1: Write the proportion equation
   8,061.64 : 12,092.52 = 2,218.57 : x
2. Step 2: Convert to fraction form
   8,061.64/12,092.52 = 2,218.57/x
3. Step 3: Cross multiply
   8,061.64x = 12,092.52 × 2,218.57
4. Step 4: Simplify right side
   8,061.64x = 26,828,102.10
5. Step 5: Solve for x
   x = 26,828,102.10/8,061.64
6. Step 6: Final answer
   x = 3,327.87