Finding the Third Proportional to 19,972,566 and 43,030,449

Step by Step Solution

1. Step 1: Write the proportion equation
   19,972,566 : 43,030,449 = 43,030,449 : x
2. Step 2: Convert to fraction form
   19,972,566/43,030,449 = 43,030,449/x
3. Step 3: Cross multiply
   19,972,566x = 43,030,449 × 43,030,449
4. Step 4: Simplify right side
   19,972,566x = 1,851,619,541,141,601
5. Step 5: Solve for x
   x = 1,851,619,541,141,601/19,972,566
6. Step 6: Final answer
   x = 92,708,144.82