Finding the Third Proportional to 200,488.50 and 433,701

Step by Step Solution

1. Step 1: Write the proportion equation
   200,488.50 : 433,701 = 433,701 : x
2. Step 2: Convert to fraction form
   200,488.50/433,701 = 433,701/x
3. Step 3: Cross multiply
   200,488.50x = 433,701 × 433,701
4. Step 4: Simplify right side
   200,488.50x = 188,096,557,401
5. Step 5: Solve for x
   x = 188,096,557,401/200,488.50
6. Step 6: Final answer
   x = 938,191.25