Finding the Fourth Proportional to 2,264.29, 3,392.78 and 1,224.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,264.29 : 3,392.78 = 1,224.78 : x
2. Step 2: Convert to fraction form
   2,264.29/3,392.78 = 1,224.78/x
3. Step 3: Cross multiply
   2,264.29x = 3,392.78 × 1,224.78
4. Step 4: Simplify right side
   2,264.29x = 4,155,409.09
5. Step 5: Solve for x
   x = 4,155,409.09/2,264.29
6. Step 6: Final answer
   x = 1,835.19