Finding the Fourth Proportional to 2,326.32, 3,490.16 and 938.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.32 : 3,490.16 = 938.94 : x
2. Step 2: Convert to fraction form
   2,326.32/3,490.16 = 938.94/x
3. Step 3: Cross multiply
   2,326.32x = 3,490.16 × 938.94
4. Step 4: Simplify right side
   2,326.32x = 3,277,050.83
5. Step 5: Solve for x
   x = 3,277,050.83/2,326.32
6. Step 6: Final answer
   x = 1,408.68