Finding the Fourth Proportional to 2,222.82, 3,335.54 and 924.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.82 : 3,335.54 = 924.28 : x
2. Step 2: Convert to fraction form
   2,222.82/3,335.54 = 924.28/x
3. Step 3: Cross multiply
   2,222.82x = 3,335.54 × 924.28
4. Step 4: Simplify right side
   2,222.82x = 3,082,972.91
5. Step 5: Solve for x
   x = 3,082,972.91/2,222.82
6. Step 6: Final answer
   x = 1,386.96