Finding the Third Proportional to 1,378,716 and 2,069,533

Step by Step Solution

1. Step 1: Write the proportion equation
   1,378,716 : 2,069,533 = 2,069,533 : x
2. Step 2: Convert to fraction form
   1,378,716/2,069,533 = 2,069,533/x
3. Step 3: Cross multiply
   1,378,716x = 2,069,533 × 2,069,533
4. Step 4: Simplify right side
   1,378,716x = 4,282,966,838,089
5. Step 5: Solve for x
   x = 4,282,966,838,089/1,378,716
6. Step 6: Final answer
   x = 3,106,489.54