Finding the Third Proportional to 91,529 and 200,554

Step by Step Solution

1. Step 1: Write the proportion equation
   91,529 : 200,554 = 200,554 : x
2. Step 2: Convert to fraction form
   91,529/200,554 = 200,554/x
3. Step 3: Cross multiply
   91,529x = 200,554 × 200,554
4. Step 4: Simplify right side
   91,529x = 40,221,906,916
5. Step 5: Solve for x
   x = 40,221,906,916/91,529
6. Step 6: Final answer
   x = 439,444.40