Finding the Fourth Proportional to 2,123.52, 3,185.25 and 662.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.52 : 3,185.25 = 662.46 : x
2. Step 2: Convert to fraction form
   2,123.52/3,185.25 = 662.46/x
3. Step 3: Cross multiply
   2,123.52x = 3,185.25 × 662.46
4. Step 4: Simplify right side
   2,123.52x = 2,110,100.72
5. Step 5: Solve for x
   x = 2,110,100.72/2,123.52
6. Step 6: Final answer
   x = 993.68