Finding the Third Proportional to 1,378,722 and 2,069,542

Step by Step Solution

1. Step 1: Write the proportion equation
   1,378,722 : 2,069,542 = 2,069,542 : x
2. Step 2: Convert to fraction form
   1,378,722/2,069,542 = 2,069,542/x
3. Step 3: Cross multiply
   1,378,722x = 2,069,542 × 2,069,542
4. Step 4: Simplify right side
   1,378,722x = 4,283,004,089,764
5. Step 5: Solve for x
   x = 4,283,004,089,764/1,378,722
6. Step 6: Final answer
   x = 3,106,503.04