Finding the Fourth Proportional to 2,401.92, 3,317.76 and 1,783.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.92 : 3,317.76 = 1,783.68 : x
2. Step 2: Convert to fraction form
   2,401.92/3,317.76 = 1,783.68/x
3. Step 3: Cross multiply
   2,401.92x = 3,317.76 × 1,783.68
4. Step 4: Simplify right side
   2,401.92x = 5,917,822.16
5. Step 5: Solve for x
   x = 5,917,822.16/2,401.92
6. Step 6: Final answer
   x = 2,463.79