Finding the Fourth Proportional to 1,463.34, 2,020.78 and 940.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,463.34 : 2,020.78 = 940.28 : x
2. Step 2: Convert to fraction form
   1,463.34/2,020.78 = 940.28/x
3. Step 3: Cross multiply
   1,463.34x = 2,020.78 × 940.28
4. Step 4: Simplify right side
   1,463.34x = 1,900,099.02
5. Step 5: Solve for x
   x = 1,900,099.02/1,463.34
6. Step 6: Final answer
   x = 1,298.47