Finding the Fourth Proportional to 2,487.36, 3,727.80 and 1,024.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,487.36 : 3,727.80 = 1,024.50 : x
2. Step 2: Convert to fraction form
   2,487.36/3,727.80 = 1,024.50/x
3. Step 3: Cross multiply
   2,487.36x = 3,727.80 × 1,024.50
4. Step 4: Simplify right side
   2,487.36x = 3,819,131.10
5. Step 5: Solve for x
   x = 3,819,131.10/2,487.36
6. Step 6: Final answer
   x = 1,535.42