Finding the Third Proportional to 2,605,250 and 5,490,436

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605,250 : 5,490,436 = 5,490,436 : x
2. Step 2: Convert to fraction form
   2,605,250/5,490,436 = 5,490,436/x
3. Step 3: Cross multiply
   2,605,250x = 5,490,436 × 5,490,436
4. Step 4: Simplify right side
   2,605,250x = 30,144,887,470,096
5. Step 5: Solve for x
   x = 30,144,887,470,096/2,605,250
6. Step 6: Final answer
   x = 11,570,823.33