Finding the Third Proportional to 19,860,160 and 42,855,452

Step by Step Solution

1. Step 1: Write the proportion equation
   19,860,160 : 42,855,452 = 42,855,452 : x
2. Step 2: Convert to fraction form
   19,860,160/42,855,452 = 42,855,452/x
3. Step 3: Cross multiply
   19,860,160x = 42,855,452 × 42,855,452
4. Step 4: Simplify right side
   19,860,160x = 1,836,589,766,124,304
5. Step 5: Solve for x
   x = 1,836,589,766,124,304/19,860,160
6. Step 6: Final answer
   x = 92,476,081.07