Finding the Third Proportional to 1,378,718 and 2,069,535

Step by Step Solution

1. Step 1: Write the proportion equation
   1,378,718 : 2,069,535 = 2,069,535 : x
2. Step 2: Convert to fraction form
   1,378,718/2,069,535 = 2,069,535/x
3. Step 3: Cross multiply
   1,378,718x = 2,069,535 × 2,069,535
4. Step 4: Simplify right side
   1,378,718x = 4,282,975,116,225
5. Step 5: Solve for x
   x = 4,282,975,116,225/1,378,718
6. Step 6: Final answer
   x = 3,106,491.04