Finding the Third Proportional to 2,123.44 and 4,395.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.44 : 4,395.94 = 4,395.94 : x
2. Step 2: Convert to fraction form
   2,123.44/4,395.94 = 4,395.94/x
3. Step 3: Cross multiply
   2,123.44x = 4,395.94 × 4,395.94
4. Step 4: Simplify right side
   2,123.44x = 19,324,266.50
5. Step 5: Solve for x
   x = 19,324,266.50/2,123.44
6. Step 6: Final answer
   x = 9,100.46