Finding the Third Proportional to 434,448 and 908,597.25

Step by Step Solution

1. Step 1: Write the proportion equation
   434,448 : 908,597.25 = 908,597.25 : x
2. Step 2: Convert to fraction form
   434,448/908,597.25 = 908,597.25/x
3. Step 3: Cross multiply
   434,448x = 908,597.25 × 908,597.25
4. Step 4: Simplify right side
   434,448x = 825,548,962,707.56
5. Step 5: Solve for x
   x = 825,548,962,707.56/434,448
6. Step 6: Final answer
   x = 1,900,225.03