Finding the Third Proportional to 19,557,906 and 42,481,548

Step by Step Solution

1. Step 1: Write the proportion equation
   19,557,906 : 42,481,548 = 42,481,548 : x
2. Step 2: Convert to fraction form
   19,557,906/42,481,548 = 42,481,548/x
3. Step 3: Cross multiply
   19,557,906x = 42,481,548 × 42,481,548
4. Step 4: Simplify right side
   19,557,906x = 1,804,681,920,476,304
5. Step 5: Solve for x
   x = 1,804,681,920,476,304/19,557,906
6. Step 6: Final answer
   x = 92,273,780.25