Finding the Third Proportional to 91,976,570 and 200,282,740

Step by Step Solution

1. Step 1: Write the proportion equation
   91,976,570 : 200,282,740 = 200,282,740 : x
2. Step 2: Convert to fraction form
   91,976,570/200,282,740 = 200,282,740/x
3. Step 3: Cross multiply
   91,976,570x = 200,282,740 × 200,282,740
4. Step 4: Simplify right side
   91,976,570x = 40,113,175,941,907,600
5. Step 5: Solve for x
   x = 40,113,175,941,907,600/91,976,570
6. Step 6: Final answer
   x = 436,123,851.35