Finding the Fourth Proportional to 2,487.12, 3,727.76 and 1,024.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,487.12 : 3,727.76 = 1,024.46 : x
2. Step 2: Convert to fraction form
   2,487.12/3,727.76 = 1,024.46/x
3. Step 3: Cross multiply
   2,487.12x = 3,727.76 × 1,024.46
4. Step 4: Simplify right side
   2,487.12x = 3,818,941.01
5. Step 5: Solve for x
   x = 3,818,941.01/2,487.12
6. Step 6: Final answer
   x = 1,535.49