Finding the Fourth Proportional to 2,551.05, 3,520.83 and 1,432.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,551.05 : 3,520.83 = 1,432.44 : x
2. Step 2: Convert to fraction form
   2,551.05/3,520.83 = 1,432.44/x
3. Step 3: Cross multiply
   2,551.05x = 3,520.83 × 1,432.44
4. Step 4: Simplify right side
   2,551.05x = 5,043,377.73
5. Step 5: Solve for x
   x = 5,043,377.73/2,551.05
6. Step 6: Final answer
   x = 1,976.98