Finding the Third Proportional to 19,847,049 and 42,565,766

Step by Step Solution

1. Step 1: Write the proportion equation
   19,847,049 : 42,565,766 = 42,565,766 : x
2. Step 2: Convert to fraction form
   19,847,049/42,565,766 = 42,565,766/x
3. Step 3: Cross multiply
   19,847,049x = 42,565,766 × 42,565,766
4. Step 4: Simplify right side
   19,847,049x = 1,811,844,435,166,756
5. Step 5: Solve for x
   x = 1,811,844,435,166,756/19,847,049
6. Step 6: Final answer
   x = 91,290,369.42