Finding the Fourth Proportional to 2,338.43, 3,227.40 and 1,778.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,338.43 : 3,227.40 = 1,778.00 : x
2. Step 2: Convert to fraction form
   2,338.43/3,227.40 = 1,778.00/x
3. Step 3: Cross multiply
   2,338.43x = 3,227.40 × 1,778.00
4. Step 4: Simplify right side
   2,338.43x = 5,738,301.06
5. Step 5: Solve for x
   x = 5,738,301.06/2,338.43
6. Step 6: Final answer
   x = 2,453.92