Finding the Third Proportional to 33,664,878 and 72,701,388

Step by Step Solution

1. Step 1: Write the proportion equation
   33,664,878 : 72,701,388 = 72,701,388 : x
2. Step 2: Convert to fraction form
   33,664,878/72,701,388 = 72,701,388/x
3. Step 3: Cross multiply
   33,664,878x = 72,701,388 × 72,701,388
4. Step 4: Simplify right side
   33,664,878x = 5,285,491,817,126,544
5. Step 5: Solve for x
   x = 5,285,491,817,126,544/33,664,878
6. Step 6: Final answer
   x = 157,003,147.82