Finding the Third Proportional to 19,950,790 and 42,885,256

Step by Step Solution

1. Step 1: Write the proportion equation
   19,950,790 : 42,885,256 = 42,885,256 : x
2. Step 2: Convert to fraction form
   19,950,790/42,885,256 = 42,885,256/x
3. Step 3: Cross multiply
   19,950,790x = 42,885,256 × 42,885,256
4. Step 4: Simplify right side
   19,950,790x = 1,839,145,182,185,536
5. Step 5: Solve for x
   x = 1,839,145,182,185,536/19,950,790
6. Step 6: Final answer
   x = 92,184,078.03