Finding the Third Proportional to 19,648,512 and 42,283,008

Step by Step Solution

1. Step 1: Write the proportion equation
   19,648,512 : 42,283,008 = 42,283,008 : x
2. Step 2: Convert to fraction form
   19,648,512/42,283,008 = 42,283,008/x
3. Step 3: Cross multiply
   19,648,512x = 42,283,008 × 42,283,008
4. Step 4: Simplify right side
   19,648,512x = 1,787,852,765,528,064
5. Step 5: Solve for x
   x = 1,787,852,765,528,064/19,648,512
6. Step 6: Final answer
   x = 90,991,763.93