Finding the Fourth Proportional to 2,652.05, 3,976.49 and 1,008.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,652.05 : 3,976.49 = 1,008.72 : x
2. Step 2: Convert to fraction form
   2,652.05/3,976.49 = 1,008.72/x
3. Step 3: Cross multiply
   2,652.05x = 3,976.49 × 1,008.72
4. Step 4: Simplify right side
   2,652.05x = 4,011,159.95
5. Step 5: Solve for x
   x = 4,011,159.95/2,652.05
6. Step 6: Final answer
   x = 1,512.48