Finding the Fourth Proportional to 2,450.51, 3,381.50 and 1,442.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,450.51 : 3,381.50 = 1,442.05 : x
2. Step 2: Convert to fraction form
   2,450.51/3,381.50 = 1,442.05/x
3. Step 3: Cross multiply
   2,450.51x = 3,381.50 × 1,442.05
4. Step 4: Simplify right side
   2,450.51x = 4,876,284.86
5. Step 5: Solve for x
   x = 4,876,284.86/2,450.51
6. Step 6: Final answer
   x = 1,989.91