Finding the Fourth Proportional to 2,764.16, 4,145.34 and 1,008.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,764.16 : 4,145.34 = 1,008.76 : x
2. Step 2: Convert to fraction form
   2,764.16/4,145.34 = 1,008.76/x
3. Step 3: Cross multiply
   2,764.16x = 4,145.34 × 1,008.76
4. Step 4: Simplify right side
   2,764.16x = 4,181,653.18
5. Step 5: Solve for x
   x = 4,181,653.18/2,764.16
6. Step 6: Final answer
   x = 1,512.81