Finding the Third Proportional to 435,348 and 659,592

Step by Step Solution

1. Step 1: Write the proportion equation
   435,348 : 659,592 = 659,592 : x
2. Step 2: Convert to fraction form
   435,348/659,592 = 659,592/x
3. Step 3: Cross multiply
   435,348x = 659,592 × 659,592
4. Step 4: Simplify right side
   435,348x = 435,061,606,464
5. Step 5: Solve for x
   x = 435,061,606,464/435,348
6. Step 6: Final answer
   x = 999,342.15