Finding the Fourth Proportional to 1,616.42, 2,229.83 and 1,026.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,616.42 : 2,229.83 = 1,026.34 : x
2. Step 2: Convert to fraction form
   1,616.42/2,229.83 = 1,026.34/x
3. Step 3: Cross multiply
   1,616.42x = 2,229.83 × 1,026.34
4. Step 4: Simplify right side
   1,616.42x = 2,288,556.86
5. Step 5: Solve for x
   x = 2,288,556.86/1,616.42
6. Step 6: Final answer
   x = 1,415.82