Finding the Fourth Proportional to 2,483.80, 3,722.98 and 1,022.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,483.80 : 3,722.98 = 1,022.56 : x
2. Step 2: Convert to fraction form
   2,483.80/3,722.98 = 1,022.56/x
3. Step 3: Cross multiply
   2,483.80x = 3,722.98 × 1,022.56
4. Step 4: Simplify right side
   2,483.80x = 3,806,970.43
5. Step 5: Solve for x
   x = 3,806,970.43/2,483.80
6. Step 6: Final answer
   x = 1,532.72