Finding the Fourth Proportional to 2,693.25, 4,040.33 and 938.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,693.25 : 4,040.33 = 938.39 : x
2. Step 2: Convert to fraction form
   2,693.25/4,040.33 = 938.39/x
3. Step 3: Cross multiply
   2,693.25x = 4,040.33 × 938.39
4. Step 4: Simplify right side
   2,693.25x = 3,791,380.38
5. Step 5: Solve for x
   x = 3,791,380.38/2,693.25
6. Step 6: Final answer
   x = 1,407.73