Finding the Third Proportional to 6,289,978 and 9,425,099

Step by Step Solution

1. Step 1: Write the proportion equation
   6,289,978 : 9,425,099 = 9,425,099 : x
2. Step 2: Convert to fraction form
   6,289,978/9,425,099 = 9,425,099/x
3. Step 3: Cross multiply
   6,289,978x = 9,425,099 × 9,425,099
4. Step 4: Simplify right side
   6,289,978x = 88,832,491,159,801
5. Step 5: Solve for x
   x = 88,832,491,159,801/6,289,978
6. Step 6: Final answer
   x = 14,122,861.98