Finding the Fourth Proportional to 2,034.81, 3,052.55 and 648.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,034.81 : 3,052.55 = 648.03 : x
2. Step 2: Convert to fraction form
   2,034.81/3,052.55 = 648.03/x
3. Step 3: Cross multiply
   2,034.81x = 3,052.55 × 648.03
4. Step 4: Simplify right side
   2,034.81x = 1,978,157.04
5. Step 5: Solve for x
   x = 1,978,157.04/2,034.81
6. Step 6: Final answer
   x = 972.16