Finding the Third Proportional to 5,681,282 and 7,678,275

Step by Step Solution

1. Step 1: Write the proportion equation
   5,681,282 : 7,678,275 = 7,678,275 : x
2. Step 2: Convert to fraction form
   5,681,282/7,678,275 = 7,678,275/x
3. Step 3: Cross multiply
   5,681,282x = 7,678,275 × 7,678,275
4. Step 4: Simplify right side
   5,681,282x = 58,955,906,975,625
5. Step 5: Solve for x
   x = 58,955,906,975,625/5,681,282
6. Step 6: Final answer
   x = 10,377,218.91