Finding the Third Proportional to 1,301,408 and 2,386,816

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301,408 : 2,386,816 = 2,386,816 : x
2. Step 2: Convert to fraction form
   1,301,408/2,386,816 = 2,386,816/x
3. Step 3: Cross multiply
   1,301,408x = 2,386,816 × 2,386,816
4. Step 4: Simplify right side
   1,301,408x = 5,696,890,617,856
5. Step 5: Solve for x
   x = 5,696,890,617,856/1,301,408
6. Step 6: Final answer
   x = 4,377,482.40