Finding the Third Proportional to 2,490,698 and 5,479,060

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490,698 : 5,479,060 = 5,479,060 : x
2. Step 2: Convert to fraction form
   2,490,698/5,479,060 = 5,479,060/x
3. Step 3: Cross multiply
   2,490,698x = 5,479,060 × 5,479,060
4. Step 4: Simplify right side
   2,490,698x = 30,020,098,483,600
5. Step 5: Solve for x
   x = 30,020,098,483,600/2,490,698
6. Step 6: Final answer
   x = 12,052,885.77