Finding the Fourth Proportional to 2,500.46, 3,451.12 and 1,438.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.46 : 3,451.12 = 1,438.94 : x
2. Step 2: Convert to fraction form
   2,500.46/3,451.12 = 1,438.94/x
3. Step 3: Cross multiply
   2,500.46x = 3,451.12 × 1,438.94
4. Step 4: Simplify right side
   2,500.46x = 4,965,954.61
5. Step 5: Solve for x
   x = 4,965,954.61/2,500.46
6. Step 6: Final answer
   x = 1,986.02