Finding the Third Proportional to 19,687,456 and 30,813,496

Step by Step Solution

1. Step 1: Write the proportion equation
   19,687,456 : 30,813,496 = 30,813,496 : x
2. Step 2: Convert to fraction form
   19,687,456/30,813,496 = 30,813,496/x
3. Step 3: Cross multiply
   19,687,456x = 30,813,496 × 30,813,496
4. Step 4: Simplify right side
   19,687,456x = 949,471,535,742,016
5. Step 5: Solve for x
   x = 949,471,535,742,016/19,687,456
6. Step 6: Final answer
   x = 48,227,233.41