Finding the Third Proportional to 19,577,538 and 41,988,456

Step by Step Solution

1. Step 1: Write the proportion equation
   19,577,538 : 41,988,456 = 41,988,456 : x
2. Step 2: Convert to fraction form
   19,577,538/41,988,456 = 41,988,456/x
3. Step 3: Cross multiply
   19,577,538x = 41,988,456 × 41,988,456
4. Step 4: Simplify right side
   19,577,538x = 1,763,030,437,263,936
5. Step 5: Solve for x
   x = 1,763,030,437,263,936/19,577,538
6. Step 6: Final answer
   x = 90,053,735.93