Finding the Fourth Proportional to 2,758.52, 4,136.47 and 1,002.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.52 : 4,136.47 = 1,002.28 : x
2. Step 2: Convert to fraction form
   2,758.52/4,136.47 = 1,002.28/x
3. Step 3: Cross multiply
   2,758.52x = 4,136.47 × 1,002.28
4. Step 4: Simplify right side
   2,758.52x = 4,145,910.08
5. Step 5: Solve for x
   x = 4,145,910.08/2,758.52
6. Step 6: Final answer
   x = 1,502.95