Finding the Third Proportional to 2,520,902 and 5,531,608

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520,902 : 5,531,608 = 5,531,608 : x
2. Step 2: Convert to fraction form
   2,520,902/5,531,608 = 5,531,608/x
3. Step 3: Cross multiply
   2,520,902x = 5,531,608 × 5,531,608
4. Step 4: Simplify right side
   2,520,902x = 30,598,687,065,664
5. Step 5: Solve for x
   x = 30,598,687,065,664/2,520,902
6. Step 6: Final answer
   x = 12,137,991.51