Finding the Third Proportional to 19,557,147 and 42,514,836

Step by Step Solution

1. Step 1: Write the proportion equation
   19,557,147 : 42,514,836 = 42,514,836 : x
2. Step 2: Convert to fraction form
   19,557,147/42,514,836 = 42,514,836/x
3. Step 3: Cross multiply
   19,557,147x = 42,514,836 × 42,514,836
4. Step 4: Simplify right side
   19,557,147x = 1,807,511,280,106,896
5. Step 5: Solve for x
   x = 1,807,511,280,106,896/19,557,147
6. Step 6: Final answer
   x = 92,422,032.73