Finding the Third Proportional to 201,609 and 297,816.75

Step by Step Solution

1. Step 1: Write the proportion equation
   201,609 : 297,816.75 = 297,816.75 : x
2. Step 2: Convert to fraction form
   201,609/297,816.75 = 297,816.75/x
3. Step 3: Cross multiply
   201,609x = 297,816.75 × 297,816.75
4. Step 4: Simplify right side
   201,609x = 88,694,816,580.56
5. Step 5: Solve for x
   x = 88,694,816,580.56/201,609
6. Step 6: Final answer
   x = 439,934.81