Finding the Third Proportional to 19,383,682,152 and 42,163,587,222

Step by Step Solution

1. Step 1: Write the proportion equation
   19,383,682,152 : 42,163,587,222 = 42,163,587,222 : x
2. Step 2: Convert to fraction form
   19,383,682,152/42,163,587,222 = 42,163,587,222/x
3. Step 3: Cross multiply
   19,383,682,152x = 42,163,587,222 × 42,163,587,222
4. Step 4: Simplify right side
   19,383,682,152x = 1,777,768,087,427,201,630,208
5. Step 5: Solve for x
   x = 1,777,768,087,427,201,630,208/19,383,682,152
6. Step 6: Final answer
   x = 91,714,673,893.57