Finding the Third Proportional to 363,059.50 and 789,087

Step by Step Solution

1. Step 1: Write the proportion equation
   363,059.50 : 789,087 = 789,087 : x
2. Step 2: Convert to fraction form
   363,059.50/789,087 = 789,087/x
3. Step 3: Cross multiply
   363,059.50x = 789,087 × 789,087
4. Step 4: Simplify right side
   363,059.50x = 622,658,293,569
5. Step 5: Solve for x
   x = 622,658,293,569/363,059.50
6. Step 6: Final answer
   x = 1,715,030.99