Finding the Third Proportional to 1,086,428 and 2,338,528

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086,428 : 2,338,528 = 2,338,528 : x
2. Step 2: Convert to fraction form
   1,086,428/2,338,528 = 2,338,528/x
3. Step 3: Cross multiply
   1,086,428x = 2,338,528 × 2,338,528
4. Step 4: Simplify right side
   1,086,428x = 5,468,713,206,784
5. Step 5: Solve for x
   x = 5,468,713,206,784/1,086,428
6. Step 6: Final answer
   x = 5,033,663.72