Finding the Fourth Proportional to 2,035.15, 3,052.82 and 648.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,035.15 : 3,052.82 = 648.59 : x
2. Step 2: Convert to fraction form
   2,035.15/3,052.82 = 648.59/x
3. Step 3: Cross multiply
   2,035.15x = 3,052.82 × 648.59
4. Step 4: Simplify right side
   2,035.15x = 1,980,014.88
5. Step 5: Solve for x
   x = 1,980,014.88/2,035.15
6. Step 6: Final answer
   x = 972.91