Finding the Fourth Proportional to 8,070.67, 12,106.31 and 2,227.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,070.67 : 12,106.31 = 2,227.72 : x
2. Step 2: Convert to fraction form
   8,070.67/12,106.31 = 2,227.72/x
3. Step 3: Cross multiply
   8,070.67x = 12,106.31 × 2,227.72
4. Step 4: Simplify right side
   8,070.67x = 26,969,468.91
5. Step 5: Solve for x
   x = 26,969,468.91/8,070.67
6. Step 6: Final answer
   x = 3,341.66