Finding the Third Proportional to 89,731,630 and 194,777,556

Step by Step Solution

1. Step 1: Write the proportion equation
   89,731,630 : 194,777,556 = 194,777,556 : x
2. Step 2: Convert to fraction form
   89,731,630/194,777,556 = 194,777,556/x
3. Step 3: Cross multiply
   89,731,630x = 194,777,556 × 194,777,556
4. Step 4: Simplify right side
   89,731,630x = 37,938,296,321,333,136
5. Step 5: Solve for x
   x = 37,938,296,321,333,136/89,731,630
6. Step 6: Final answer
   x = 422,797,360.54