Finding the Fourth Proportional to 1,418.35, 1,956.78 and 1,046.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418.35 : 1,956.78 = 1,046.22 : x
2. Step 2: Convert to fraction form
   1,418.35/1,956.78 = 1,046.22/x
3. Step 3: Cross multiply
   1,418.35x = 1,956.78 × 1,046.22
4. Step 4: Simplify right side
   1,418.35x = 2,047,222.37
5. Step 5: Solve for x
   x = 2,047,222.37/1,418.35
6. Step 6: Final answer
   x = 1,443.38