Finding the Fourth Proportional to 2,017.56, 3,026.37 and 630.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.56 : 3,026.37 = 630.84 : x
2. Step 2: Convert to fraction form
   2,017.56/3,026.37 = 630.84/x
3. Step 3: Cross multiply
   2,017.56x = 3,026.37 × 630.84
4. Step 4: Simplify right side
   2,017.56x = 1,909,155.25
5. Step 5: Solve for x
   x = 1,909,155.25/2,017.56
6. Step 6: Final answer
   x = 946.27