Finding the Fourth Proportional to 1,406.68, 2,105.59 and 965.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,406.68 : 2,105.59 = 965.35 : x
2. Step 2: Convert to fraction form
   1,406.68/2,105.59 = 965.35/x
3. Step 3: Cross multiply
   1,406.68x = 2,105.59 × 965.35
4. Step 4: Simplify right side
   1,406.68x = 2,032,633.01
5. Step 5: Solve for x
   x = 2,032,633.01/1,406.68
6. Step 6: Final answer
   x = 1,444.98