Finding the Third Proportional to 462,834 and 699,185.25

Step by Step Solution

1. Step 1: Write the proportion equation
   462,834 : 699,185.25 = 699,185.25 : x
2. Step 2: Convert to fraction form
   462,834/699,185.25 = 699,185.25/x
3. Step 3: Cross multiply
   462,834x = 699,185.25 × 699,185.25
4. Step 4: Simplify right side
   462,834x = 488,860,013,817.56
5. Step 5: Solve for x
   x = 488,860,013,817.56/462,834
6. Step 6: Final answer
   x = 1,056,231.85