Finding the Third Proportional to 4,368,865 and 9,577,538

Step by Step Solution

1. Step 1: Write the proportion equation
   4,368,865 : 9,577,538 = 9,577,538 : x
2. Step 2: Convert to fraction form
   4,368,865/9,577,538 = 9,577,538/x
3. Step 3: Cross multiply
   4,368,865x = 9,577,538 × 9,577,538
4. Step 4: Simplify right side
   4,368,865x = 91,729,234,141,444
5. Step 5: Solve for x
   x = 91,729,234,141,444/4,368,865
6. Step 6: Final answer
   x = 20,996,124.66