Finding the Fourth Proportional to 2,324.17, 3,488.78 and 938.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,324.17 : 3,488.78 = 938.46 : x
2. Step 2: Convert to fraction form
   2,324.17/3,488.78 = 938.46/x
3. Step 3: Cross multiply
   2,324.17x = 3,488.78 × 938.46
4. Step 4: Simplify right side
   2,324.17x = 3,274,080.48
5. Step 5: Solve for x
   x = 3,274,080.48/2,324.17
6. Step 6: Final answer
   x = 1,408.71