Finding the Third Proportional to 789,388 and 1,729,008

Step by Step Solution

1. Step 1: Write the proportion equation
   789,388 : 1,729,008 = 1,729,008 : x
2. Step 2: Convert to fraction form
   789,388/1,729,008 = 1,729,008/x
3. Step 3: Cross multiply
   789,388x = 1,729,008 × 1,729,008
4. Step 4: Simplify right side
   789,388x = 2,989,468,664,064
5. Step 5: Solve for x
   x = 2,989,468,664,064/789,388
6. Step 6: Final answer
   x = 3,787,071.33