Finding the Fourth Proportional to 2,227.34, 3,341.23 and 766.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.34 : 3,341.23 = 766.15 : x
2. Step 2: Convert to fraction form
   2,227.34/3,341.23 = 766.15/x
3. Step 3: Cross multiply
   2,227.34x = 3,341.23 × 766.15
4. Step 4: Simplify right side
   2,227.34x = 2,559,883.36
5. Step 5: Solve for x
   x = 2,559,883.36/2,227.34
6. Step 6: Final answer
   x = 1,149.30