Finding the Third Proportional to 435,351 and 672,436.50

Step by Step Solution

1. Step 1: Write the proportion equation
   435,351 : 672,436.50 = 672,436.50 : x
2. Step 2: Convert to fraction form
   435,351/672,436.50 = 672,436.50/x
3. Step 3: Cross multiply
   435,351x = 672,436.50 × 672,436.50
4. Step 4: Simplify right side
   435,351x = 452,170,846,532.25
5. Step 5: Solve for x
   x = 452,170,846,532.25/435,351
6. Step 6: Final answer
   x = 1,038,635.14