Finding the Fourth Proportional to 2,477.97, 3,419.42 and 1,358.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477.97 : 3,419.42 = 1,358.69 : x
2. Step 2: Convert to fraction form
   2,477.97/3,419.42 = 1,358.69/x
3. Step 3: Cross multiply
   2,477.97x = 3,419.42 × 1,358.69
4. Step 4: Simplify right side
   2,477.97x = 4,645,907.87
5. Step 5: Solve for x
   x = 4,645,907.87/2,477.97
6. Step 6: Final answer
   x = 1,874.88