Finding the Fourth Proportional to 1,614.09, 2,226.68 and 1,016.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,614.09 : 2,226.68 = 1,016.31 : x
2. Step 2: Convert to fraction form
   1,614.09/2,226.68 = 1,016.31/x
3. Step 3: Cross multiply
   1,614.09x = 2,226.68 × 1,016.31
4. Step 4: Simplify right side
   1,614.09x = 2,262,997.15
5. Step 5: Solve for x
   x = 2,262,997.15/1,614.09
6. Step 6: Final answer
   x = 1,402.03