Finding the Third Proportional to 19,643,764 and 42,855,736

Step by Step Solution

1. Step 1: Write the proportion equation
   19,643,764 : 42,855,736 = 42,855,736 : x
2. Step 2: Convert to fraction form
   19,643,764/42,855,736 = 42,855,736/x
3. Step 3: Cross multiply
   19,643,764x = 42,855,736 × 42,855,736
4. Step 4: Simplify right side
   19,643,764x = 1,836,614,108,101,696
5. Step 5: Solve for x
   x = 1,836,614,108,101,696/19,643,764
6. Step 6: Final answer
   x = 93,496,038.14