Finding the Fourth Proportional to 2,491.39, 3,738.52 and 932.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491.39 : 3,738.52 = 932.45 : x
2. Step 2: Convert to fraction form
   2,491.39/3,738.52 = 932.45/x
3. Step 3: Cross multiply
   2,491.39x = 3,738.52 × 932.45
4. Step 4: Simplify right side
   2,491.39x = 3,485,982.97
5. Step 5: Solve for x
   x = 3,485,982.97/2,491.39
6. Step 6: Final answer
   x = 1,399.21