Finding the Fourth Proportional to 2,453.46, 3,385.89 and 1,445.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,453.46 : 3,385.89 = 1,445.73 : x
2. Step 2: Convert to fraction form
   2,453.46/3,385.89 = 1,445.73/x
3. Step 3: Cross multiply
   2,453.46x = 3,385.89 × 1,445.73
4. Step 4: Simplify right side
   2,453.46x = 4,895,082.75
5. Step 5: Solve for x
   x = 4,895,082.75/2,453.46
6. Step 6: Final answer
   x = 1,995.18