Finding the Third Proportional to 200,849.25 and 275,412

Step by Step Solution

1. Step 1: Write the proportion equation
   200,849.25 : 275,412 = 275,412 : x
2. Step 2: Convert to fraction form
   200,849.25/275,412 = 275,412/x
3. Step 3: Cross multiply
   200,849.25x = 275,412 × 275,412
4. Step 4: Simplify right side
   200,849.25x = 75,851,769,744
5. Step 5: Solve for x
   x = 75,851,769,744/200,849.25
6. Step 6: Final answer
   x = 377,655.23