Finding the Third Proportional to 1,378,735 and 2,069,560

Step by Step Solution

1. Step 1: Write the proportion equation
   1,378,735 : 2,069,560 = 2,069,560 : x
2. Step 2: Convert to fraction form
   1,378,735/2,069,560 = 2,069,560/x
3. Step 3: Cross multiply
   1,378,735x = 2,069,560 × 2,069,560
4. Step 4: Simplify right side
   1,378,735x = 4,283,078,593,600
5. Step 5: Solve for x
   x = 4,283,078,593,600/1,378,735
6. Step 6: Final answer
   x = 3,106,527.79