Finding the Fourth Proportional to 3,401.29, 5,099.69 and 1,642.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,401.29 : 5,099.69 = 1,642.82 : x
2. Step 2: Convert to fraction form
   3,401.29/5,099.69 = 1,642.82/x
3. Step 3: Cross multiply
   3,401.29x = 5,099.69 × 1,642.82
4. Step 4: Simplify right side
   3,401.29x = 8,377,851.33
5. Step 5: Solve for x
   x = 8,377,851.33/3,401.29
6. Step 6: Final answer
   x = 2,463.14