Finding the Fourth Proportional to 1,944.45, 2,680.23 and 1,314.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,944.45 : 2,680.23 = 1,314.78 : x
2. Step 2: Convert to fraction form
   1,944.45/2,680.23 = 1,314.78/x
3. Step 3: Cross multiply
   1,944.45x = 2,680.23 × 1,314.78
4. Step 4: Simplify right side
   1,944.45x = 3,523,912.80
5. Step 5: Solve for x
   x = 3,523,912.80/1,944.45
6. Step 6: Final answer
   x = 1,812.29