Finding the Fourth Proportional to 2,224.82, 3,338.54 and 926.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,224.82 : 3,338.54 = 926.28 : x
2. Step 2: Convert to fraction form
   2,224.82/3,338.54 = 926.28/x
3. Step 3: Cross multiply
   2,224.82x = 3,338.54 × 926.28
4. Step 4: Simplify right side
   2,224.82x = 3,092,422.83
5. Step 5: Solve for x
   x = 3,092,422.83/2,224.82
6. Step 6: Final answer
   x = 1,389.97