Finding the Fourth Proportional to 1,608.62, 2,214.73 and 1,401.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,608.62 : 2,214.73 = 1,401.53 : x
2. Step 2: Convert to fraction form
   1,608.62/2,214.73 = 1,401.53/x
3. Step 3: Cross multiply
   1,608.62x = 2,214.73 × 1,401.53
4. Step 4: Simplify right side
   1,608.62x = 3,104,010.54
5. Step 5: Solve for x
   x = 3,104,010.54/1,608.62
6. Step 6: Final answer
   x = 1,929.61