Finding the Fourth Proportional to 2,229.34, 3,342.78 and 914.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229.34 : 3,342.78 = 914.02 : x
2. Step 2: Convert to fraction form
   2,229.34/3,342.78 = 914.02/x
3. Step 3: Cross multiply
   2,229.34x = 3,342.78 × 914.02
4. Step 4: Simplify right side
   2,229.34x = 3,055,367.78
5. Step 5: Solve for x
   x = 3,055,367.78/2,229.34
6. Step 6: Final answer
   x = 1,370.53