Finding the Fourth Proportional to 1,227.48, 1,839.42 and 968.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,227.48 : 1,839.42 = 968.10 : x
2. Step 2: Convert to fraction form
   1,227.48/1,839.42 = 968.10/x
3. Step 3: Cross multiply
   1,227.48x = 1,839.42 × 968.10
4. Step 4: Simplify right side
   1,227.48x = 1,780,742.50
5. Step 5: Solve for x
   x = 1,780,742.50/1,227.48
6. Step 6: Final answer
   x = 1,450.73