Finding the Third Proportional to 435,350 and 659,595.50

Step by Step Solution

1. Step 1: Write the proportion equation
   435,350 : 659,595.50 = 659,595.50 : x
2. Step 2: Convert to fraction form
   435,350/659,595.50 = 659,595.50/x
3. Step 3: Cross multiply
   435,350x = 659,595.50 × 659,595.50
4. Step 4: Simplify right side
   435,350x = 435,066,223,620.25
5. Step 5: Solve for x
   x = 435,066,223,620.25/435,350
6. Step 6: Final answer
   x = 999,348.16