Finding the Third Proportional to 3,965,754 and 5,350,740

Step by Step Solution

1. Step 1: Write the proportion equation
   3,965,754 : 5,350,740 = 5,350,740 : x
2. Step 2: Convert to fraction form
   3,965,754/5,350,740 = 5,350,740/x
3. Step 3: Cross multiply
   3,965,754x = 5,350,740 × 5,350,740
4. Step 4: Simplify right side
   3,965,754x = 28,630,418,547,600
5. Step 5: Solve for x
   x = 28,630,418,547,600/3,965,754
6. Step 6: Final answer
   x = 7,219,413.65