Finding the Fourth Proportional to 2,123.25, 3,184.91 and 662.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.25 : 3,184.91 = 662.41 : x
2. Step 2: Convert to fraction form
   2,123.25/3,184.91 = 662.41/x
3. Step 3: Cross multiply
   2,123.25x = 3,184.91 × 662.41
4. Step 4: Simplify right side
   2,123.25x = 2,109,716.23
5. Step 5: Solve for x
   x = 2,109,716.23/2,123.25
6. Step 6: Final answer
   x = 993.63