Finding the Third Proportional to 5,421,072 and 7,227,114

Step by Step Solution

1. Step 1: Write the proportion equation
   5,421,072 : 7,227,114 = 7,227,114 : x
2. Step 2: Convert to fraction form
   5,421,072/7,227,114 = 7,227,114/x
3. Step 3: Cross multiply
   5,421,072x = 7,227,114 × 7,227,114
4. Step 4: Simplify right side
   5,421,072x = 52,231,176,768,996
5. Step 5: Solve for x
   x = 52,231,176,768,996/5,421,072
6. Step 6: Final answer
   x = 9,634,842.84