Finding the Fourth Proportional to 2,652.67, 3,978.33 and 1,008.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,652.67 : 3,978.33 = 1,008.73 : x
2. Step 2: Convert to fraction form
   2,652.67/3,978.33 = 1,008.73/x
3. Step 3: Cross multiply
   2,652.67x = 3,978.33 × 1,008.73
4. Step 4: Simplify right side
   2,652.67x = 4,013,060.82
5. Step 5: Solve for x
   x = 4,013,060.82/2,652.67
6. Step 6: Final answer
   x = 1,512.84