Finding the Fourth Proportional to 2,227.18, 3,341.18 and 928.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.18 : 3,341.18 = 928.76 : x
2. Step 2: Convert to fraction form
   2,227.18/3,341.18 = 928.76/x
3. Step 3: Cross multiply
   2,227.18x = 3,341.18 × 928.76
4. Step 4: Simplify right side
   2,227.18x = 3,103,154.34
5. Step 5: Solve for x
   x = 3,103,154.34/2,227.18
6. Step 6: Final answer
   x = 1,393.31