Finding the Third Proportional to 1,984.50 and 4,242.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,984.50 : 4,242.38 = 4,242.38 : x
2. Step 2: Convert to fraction form
   1,984.50/4,242.38 = 4,242.38/x
3. Step 3: Cross multiply
   1,984.50x = 4,242.38 × 4,242.38
4. Step 4: Simplify right side
   1,984.50x = 17,997,745.64
5. Step 5: Solve for x
   x = 17,997,745.64/1,984.50
6. Step 6: Final answer
   x = 9,069.16