Finding the Fourth Proportional to 2,173.38, 3,259.98 and 940.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,173.38 : 3,259.98 = 940.20 : x
2. Step 2: Convert to fraction form
   2,173.38/3,259.98 = 940.20/x
3. Step 3: Cross multiply
   2,173.38x = 3,259.98 × 940.20
4. Step 4: Simplify right side
   2,173.38x = 3,065,033.20
5. Step 5: Solve for x
   x = 3,065,033.20/2,173.38
6. Step 6: Final answer
   x = 1,410.26