Finding the Third Proportional to 434,468.25 and 908,661.38

Step by Step Solution

1. Step 1: Write the proportion equation
   434,468.25 : 908,661.38 = 908,661.38 : x
2. Step 2: Convert to fraction form
   434,468.25/908,661.38 = 908,661.38/x
3. Step 3: Cross multiply
   434,468.25x = 908,661.38 × 908,661.38
4. Step 4: Simplify right side
   434,468.25x = 825,665,494,416.89
5. Step 5: Solve for x
   x = 825,665,494,416.89/434,468.25
6. Step 6: Final answer
   x = 1,900,404.68