Finding the Third Proportional to 33,659,878 and 72,634,166

Step by Step Solution

1. Step 1: Write the proportion equation
   33,659,878 : 72,634,166 = 72,634,166 : x
2. Step 2: Convert to fraction form
   33,659,878/72,634,166 = 72,634,166/x
3. Step 3: Cross multiply
   33,659,878x = 72,634,166 × 72,634,166
4. Step 4: Simplify right side
   33,659,878x = 5,275,722,070,515,556
5. Step 5: Solve for x
   x = 5,275,722,070,515,556/33,659,878
6. Step 6: Final answer
   x = 156,736,220.81