Finding the Fourth Proportional to 2,003.37, 2,764.20 and 1,445.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.37 : 2,764.20 = 1,445.10 : x
2. Step 2: Convert to fraction form
   2,003.37/2,764.20 = 1,445.10/x
3. Step 3: Cross multiply
   2,003.37x = 2,764.20 × 1,445.10
4. Step 4: Simplify right side
   2,003.37x = 3,994,545.42
5. Step 5: Solve for x
   x = 3,994,545.42/2,003.37
6. Step 6: Final answer
   x = 1,993.91