Finding the Third Proportional to 345,136.50 and 750,996

Step by Step Solution

1. Step 1: Write the proportion equation
   345,136.50 : 750,996 = 750,996 : x
2. Step 2: Convert to fraction form
   345,136.50/750,996 = 750,996/x
3. Step 3: Cross multiply
   345,136.50x = 750,996 × 750,996
4. Step 4: Simplify right side
   345,136.50x = 563,994,992,016
5. Step 5: Solve for x
   x = 563,994,992,016/345,136.50
6. Step 6: Final answer
   x = 1,634,121.55