Finding the Fourth Proportional to 1,651.72, 2,474.48 and 1,284.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,651.72 : 2,474.48 = 1,284.73 : x
2. Step 2: Convert to fraction form
   1,651.72/2,474.48 = 1,284.73/x
3. Step 3: Cross multiply
   1,651.72x = 2,474.48 × 1,284.73
4. Step 4: Simplify right side
   1,651.72x = 3,179,019.89
5. Step 5: Solve for x
   x = 3,179,019.89/1,651.72
6. Step 6: Final answer
   x = 1,924.67