Finding the Third Proportional to 5,421,084 and 7,227,132

Step by Step Solution

1. Step 1: Write the proportion equation
   5,421,084 : 7,227,132 = 7,227,132 : x
2. Step 2: Convert to fraction form
   5,421,084/7,227,132 = 7,227,132/x
3. Step 3: Cross multiply
   5,421,084x = 7,227,132 × 7,227,132
4. Step 4: Simplify right side
   5,421,084x = 52,231,436,945,424
5. Step 5: Solve for x
   x = 52,231,436,945,424/5,421,084
6. Step 6: Final answer
   x = 9,634,869.51