Finding the Third Proportional to 89,064,441 and 196,245,990

Step by Step Solution

1. Step 1: Write the proportion equation
   89,064,441 : 196,245,990 = 196,245,990 : x
2. Step 2: Convert to fraction form
   89,064,441/196,245,990 = 196,245,990/x
3. Step 3: Cross multiply
   89,064,441x = 196,245,990 × 196,245,990
4. Step 4: Simplify right side
   89,064,441x = 38,512,488,591,080,096
5. Step 5: Solve for x
   x = 38,512,488,591,080,096/89,064,441
6. Step 6: Final answer
   x = 432,411,500.69