Finding the Third Proportional to 41,541,340 and 90,397,412

Step by Step Solution

1. Step 1: Write the proportion equation
   41,541,340 : 90,397,412 = 90,397,412 : x
2. Step 2: Convert to fraction form
   41,541,340/90,397,412 = 90,397,412/x
3. Step 3: Cross multiply
   41,541,340x = 90,397,412 × 90,397,412
4. Step 4: Simplify right side
   41,541,340x = 8,171,692,096,297,744
5. Step 5: Solve for x
   x = 8,171,692,096,297,744/41,541,340
6. Step 6: Final answer
   x = 196,712,289.40