Finding the Third Proportional to 33,845,310 and 65,990,268

Step by Step Solution

1. Step 1: Write the proportion equation
   33,845,310 : 65,990,268 = 65,990,268 : x
2. Step 2: Convert to fraction form
   33,845,310/65,990,268 = 65,990,268/x
3. Step 3: Cross multiply
   33,845,310x = 65,990,268 × 65,990,268
4. Step 4: Simplify right side
   33,845,310x = 4,354,715,470,711,824
5. Step 5: Solve for x
   x = 4,354,715,470,711,824/33,845,310
6. Step 6: Final answer
   x = 128,665,255.86