Finding the Third Proportional to 201,465.98 and 434,404.27

Step by Step Solution

1. Step 1: Write the proportion equation
   201,465.98 : 434,404.27 = 434,404.27 : x
2. Step 2: Convert to fraction form
   201,465.98/434,404.27 = 434,404.27/x
3. Step 3: Cross multiply
   201,465.98x = 434,404.27 × 434,404.27
4. Step 4: Simplify right side
   201,465.98x = 188,707,065,993.20
5. Step 5: Solve for x
   x = 188,707,065,993.20/201,465.98
6. Step 6: Final answer
   x = 936,669.61