Finding the Third Proportional to 394,132.50 and 866,997

Step by Step Solution

1. Step 1: Write the proportion equation
   394,132.50 : 866,997 = 866,997 : x
2. Step 2: Convert to fraction form
   394,132.50/866,997 = 866,997/x
3. Step 3: Cross multiply
   394,132.50x = 866,997 × 866,997
4. Step 4: Simplify right side
   394,132.50x = 751,683,798,009
5. Step 5: Solve for x
   x = 751,683,798,009/394,132.50
6. Step 6: Final answer
   x = 1,907,185.52