Finding the Third Proportional to 19,847,697.75 and 42,736,626

Step by Step Solution

1. Step 1: Write the proportion equation
   19,847,697.75 : 42,736,626 = 42,736,626 : x
2. Step 2: Convert to fraction form
   19,847,697.75/42,736,626 = 42,736,626/x
3. Step 3: Cross multiply
   19,847,697.75x = 42,736,626 × 42,736,626
4. Step 4: Simplify right side
   19,847,697.75x = 1,826,419,201,863,876
5. Step 5: Solve for x
   x = 1,826,419,201,863,876/19,847,697.75
6. Step 6: Final answer
   x = 92,021,715.81