Finding the Third Proportional to 4,916,808 and 10,642,320

Step by Step Solution

1. Step 1: Write the proportion equation
   4,916,808 : 10,642,320 = 10,642,320 : x
2. Step 2: Convert to fraction form
   4,916,808/10,642,320 = 10,642,320/x
3. Step 3: Cross multiply
   4,916,808x = 10,642,320 × 10,642,320
4. Step 4: Simplify right side
   4,916,808x = 113,258,974,982,400
5. Step 5: Solve for x
   x = 113,258,974,982,400/4,916,808
6. Step 6: Final answer
   x = 23,035,061.56