Finding the Third Proportional to 19,557,922 and 42,481,580

Step by Step Solution

1. Step 1: Write the proportion equation
   19,557,922 : 42,481,580 = 42,481,580 : x
2. Step 2: Convert to fraction form
   19,557,922/42,481,580 = 42,481,580/x
3. Step 3: Cross multiply
   19,557,922x = 42,481,580 × 42,481,580
4. Step 4: Simplify right side
   19,557,922x = 1,804,684,639,296,400
5. Step 5: Solve for x
   x = 1,804,684,639,296,400/19,557,922
6. Step 6: Final answer
   x = 92,273,843.78