Finding the Third Proportional to 5,421,062 and 7,227,099

Step by Step Solution

1. Step 1: Write the proportion equation
   5,421,062 : 7,227,099 = 7,227,099 : x
2. Step 2: Convert to fraction form
   5,421,062/7,227,099 = 7,227,099/x
3. Step 3: Cross multiply
   5,421,062x = 7,227,099 × 7,227,099
4. Step 4: Simplify right side
   5,421,062x = 52,230,959,955,801
5. Step 5: Solve for x
   x = 52,230,959,955,801/5,421,062
6. Step 6: Final answer
   x = 9,634,820.62