Finding the Third Proportional to 627,556.50 and 1,374,912

Step by Step Solution

1. Step 1: Write the proportion equation
   627,556.50 : 1,374,912 = 1,374,912 : x
2. Step 2: Convert to fraction form
   627,556.50/1,374,912 = 1,374,912/x
3. Step 3: Cross multiply
   627,556.50x = 1,374,912 × 1,374,912
4. Step 4: Simplify right side
   627,556.50x = 1,890,383,007,744
5. Step 5: Solve for x
   x = 1,890,383,007,744/627,556.50
6. Step 6: Final answer
   x = 3,012,291.34