Finding the Third Proportional to 6,978,892 and 10,503,282

Step by Step Solution

1. Step 1: Write the proportion equation
   6,978,892 : 10,503,282 = 10,503,282 : x
2. Step 2: Convert to fraction form
   6,978,892/10,503,282 = 10,503,282/x
3. Step 3: Cross multiply
   6,978,892x = 10,503,282 × 10,503,282
4. Step 4: Simplify right side
   6,978,892x = 110,318,932,771,524
5. Step 5: Solve for x
   x = 110,318,932,771,524/6,978,892
6. Step 6: Final answer
   x = 15,807,513.97