Finding the Third Proportional to 434,097 and 672,084

Step by Step Solution

1. Step 1: Write the proportion equation
   434,097 : 672,084 = 672,084 : x
2. Step 2: Convert to fraction form
   434,097/672,084 = 672,084/x
3. Step 3: Cross multiply
   434,097x = 672,084 × 672,084
4. Step 4: Simplify right side
   434,097x = 451,696,903,056
5. Step 5: Solve for x
   x = 451,696,903,056/434,097
6. Step 6: Final answer
   x = 1,040,543.71