Finding the Third Proportional to 5,287,638 and 7,134,282

Step by Step Solution

1. Step 1: Write the proportion equation
   5,287,638 : 7,134,282 = 7,134,282 : x
2. Step 2: Convert to fraction form
   5,287,638/7,134,282 = 7,134,282/x
3. Step 3: Cross multiply
   5,287,638x = 7,134,282 × 7,134,282
4. Step 4: Simplify right side
   5,287,638x = 50,897,979,655,524
5. Step 5: Solve for x
   x = 50,897,979,655,524/5,287,638
6. Step 6: Final answer
   x = 9,625,844.22