Finding the Fourth Proportional to 1,427.48, 1,968.36 and 1,034.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,427.48 : 1,968.36 = 1,034.72 : x
2. Step 2: Convert to fraction form
   1,427.48/1,968.36 = 1,034.72/x
3. Step 3: Cross multiply
   1,427.48x = 1,968.36 × 1,034.72
4. Step 4: Simplify right side
   1,427.48x = 2,036,701.46
5. Step 5: Solve for x
   x = 2,036,701.46/1,427.48
6. Step 6: Final answer
   x = 1,426.78