Finding the Fourth Proportional to 2,227.64, 3,342.18 and 929.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.64 : 3,342.18 = 929.24 : x
2. Step 2: Convert to fraction form
   2,227.64/3,342.18 = 929.24/x
3. Step 3: Cross multiply
   2,227.64x = 3,342.18 × 929.24
4. Step 4: Simplify right side
   2,227.64x = 3,105,687.34
5. Step 5: Solve for x
   x = 3,105,687.34/2,227.64
6. Step 6: Final answer
   x = 1,394.16