Finding the Third Proportional to 2,520,900 and 5,531,604

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520,900 : 5,531,604 = 5,531,604 : x
2. Step 2: Convert to fraction form
   2,520,900/5,531,604 = 5,531,604/x
3. Step 3: Cross multiply
   2,520,900x = 5,531,604 × 5,531,604
4. Step 4: Simplify right side
   2,520,900x = 30,598,642,812,816
5. Step 5: Solve for x
   x = 30,598,642,812,816/2,520,900
6. Step 6: Final answer
   x = 12,137,983.58