Finding the Third Proportional to 1,363,065 and 2,138,426

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363,065 : 2,138,426 = 2,138,426 : x
2. Step 2: Convert to fraction form
   1,363,065/2,138,426 = 2,138,426/x
3. Step 3: Cross multiply
   1,363,065x = 2,138,426 × 2,138,426
4. Step 4: Simplify right side
   1,363,065x = 4,572,865,757,476
5. Step 5: Solve for x
   x = 4,572,865,757,476/1,363,065
6. Step 6: Final answer
   x = 3,354,840.57