Finding the Fourth Proportional to 2,449.89, 3,380.82 and 1,401.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,449.89 : 3,380.82 = 1,401.93 : x
2. Step 2: Convert to fraction form
   2,449.89/3,380.82 = 1,401.93/x
3. Step 3: Cross multiply
   2,449.89x = 3,380.82 × 1,401.93
4. Step 4: Simplify right side
   2,449.89x = 4,739,672.98
5. Step 5: Solve for x
   x = 4,739,672.98/2,449.89
6. Step 6: Final answer
   x = 1,934.65