Finding the Third Proportional to 588,288 and 1,245,912

Step by Step Solution

1. Step 1: Write the proportion equation
   588,288 : 1,245,912 = 1,245,912 : x
2. Step 2: Convert to fraction form
   588,288/1,245,912 = 1,245,912/x
3. Step 3: Cross multiply
   588,288x = 1,245,912 × 1,245,912
4. Step 4: Simplify right side
   588,288x = 1,552,296,711,744
5. Step 5: Solve for x
   x = 1,552,296,711,744/588,288
6. Step 6: Final answer
   x = 2,638,667.99