Finding the Third Proportional to 435,469.50 and 888,434.25

Step by Step Solution

1. Step 1: Write the proportion equation
   435,469.50 : 888,434.25 = 888,434.25 : x
2. Step 2: Convert to fraction form
   435,469.50/888,434.25 = 888,434.25/x
3. Step 3: Cross multiply
   435,469.50x = 888,434.25 × 888,434.25
4. Step 4: Simplify right side
   435,469.50x = 789,315,416,573.06
5. Step 5: Solve for x
   x = 789,315,416,573.06/435,469.50
6. Step 6: Final answer
   x = 1,812,561.88