Finding the Third Proportional to 19,557,893 and 42,481,525

Step by Step Solution

1. Step 1: Write the proportion equation
   19,557,893 : 42,481,525 = 42,481,525 : x
2. Step 2: Convert to fraction form
   19,557,893/42,481,525 = 42,481,525/x
3. Step 3: Cross multiply
   19,557,893x = 42,481,525 × 42,481,525
4. Step 4: Simplify right side
   19,557,893x = 1,804,679,966,325,625
5. Step 5: Solve for x
   x = 1,804,679,966,325,625/19,557,893
6. Step 6: Final answer
   x = 92,273,741.67