Finding the Third Proportional to 4,822,617 and 10,402,413

Step by Step Solution

1. Step 1: Write the proportion equation
   4,822,617 : 10,402,413 = 10,402,413 : x
2. Step 2: Convert to fraction form
   4,822,617/10,402,413 = 10,402,413/x
3. Step 3: Cross multiply
   4,822,617x = 10,402,413 × 10,402,413
4. Step 4: Simplify right side
   4,822,617x = 108,210,196,222,569
5. Step 5: Solve for x
   x = 108,210,196,222,569/4,822,617
6. Step 6: Final answer
   x = 22,438,065.52