Finding the Third Proportional to 5,049,684 and 7,102,718

Step by Step Solution

1. Step 1: Write the proportion equation
   5,049,684 : 7,102,718 = 7,102,718 : x
2. Step 2: Convert to fraction form
   5,049,684/7,102,718 = 7,102,718/x
3. Step 3: Cross multiply
   5,049,684x = 7,102,718 × 7,102,718
4. Step 4: Simplify right side
   5,049,684x = 50,448,602,987,524
5. Step 5: Solve for x
   x = 50,448,602,987,524/5,049,684
6. Step 6: Final answer
   x = 9,990,447.52