Finding the Fourth Proportional to 2,477.87, 3,419.42 and 1,358.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477.87 : 3,419.42 = 1,358.82 : x
2. Step 2: Convert to fraction form
   2,477.87/3,419.42 = 1,358.82/x
3. Step 3: Cross multiply
   2,477.87x = 3,419.42 × 1,358.82
4. Step 4: Simplify right side
   2,477.87x = 4,646,369.49
5. Step 5: Solve for x
   x = 4,646,369.49/2,477.87
6. Step 6: Final answer
   x = 1,875.15