Finding the Fourth Proportional to 2,455.42, 3,677.43 and 1,412.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,455.42 : 3,677.43 = 1,412.83 : x
2. Step 2: Convert to fraction form
   2,455.42/3,677.43 = 1,412.83/x
3. Step 3: Cross multiply
   2,455.42x = 3,677.43 × 1,412.83
4. Step 4: Simplify right side
   2,455.42x = 5,195,595.72
5. Step 5: Solve for x
   x = 5,195,595.72/2,455.42
6. Step 6: Final answer
   x = 2,115.97