Finding the Third Proportional to 3,538,020 and 7,737,960

Step by Step Solution

1. Step 1: Write the proportion equation
   3,538,020 : 7,737,960 = 7,737,960 : x
2. Step 2: Convert to fraction form
   3,538,020/7,737,960 = 7,737,960/x
3. Step 3: Cross multiply
   3,538,020x = 7,737,960 × 7,737,960
4. Step 4: Simplify right side
   3,538,020x = 59,876,024,961,600
5. Step 5: Solve for x
   x = 59,876,024,961,600/3,538,020
6. Step 6: Final answer
   x = 16,923,597.09