Finding the Fourth Proportional to 3,728.72, 5,593.79 and 1,262.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,728.72 : 5,593.79 = 1,262.88 : x
2. Step 2: Convert to fraction form
   3,728.72/5,593.79 = 1,262.88/x
3. Step 3: Cross multiply
   3,728.72x = 5,593.79 × 1,262.88
4. Step 4: Simplify right side
   3,728.72x = 7,064,285.52
5. Step 5: Solve for x
   x = 7,064,285.52/3,728.72
6. Step 6: Final answer
   x = 1,894.56