Finding the Fourth Proportional to 2,484.12, 3,723.72 and 1,022.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,484.12 : 3,723.72 = 1,022.88 : x
2. Step 2: Convert to fraction form
   2,484.12/3,723.72 = 1,022.88/x
3. Step 3: Cross multiply
   2,484.12x = 3,723.72 × 1,022.88
4. Step 4: Simplify right side
   2,484.12x = 3,808,918.71
5. Step 5: Solve for x
   x = 3,808,918.71/2,484.12
6. Step 6: Final answer
   x = 1,533.31