Finding the Third Proportional to 5,421,152 and 7,227,242

Step by Step Solution

1. Step 1: Write the proportion equation
   5,421,152 : 7,227,242 = 7,227,242 : x
2. Step 2: Convert to fraction form
   5,421,152/7,227,242 = 7,227,242/x
3. Step 3: Cross multiply
   5,421,152x = 7,227,242 × 7,227,242
4. Step 4: Simplify right side
   5,421,152x = 52,233,026,926,564
5. Step 5: Solve for x
   x = 52,233,026,926,564/5,421,152
6. Step 6: Final answer
   x = 9,635,041.95