Finding the Third Proportional to 2,496,228 and 5,390,216

Step by Step Solution

1. Step 1: Write the proportion equation
   2,496,228 : 5,390,216 = 5,390,216 : x
2. Step 2: Convert to fraction form
   2,496,228/5,390,216 = 5,390,216/x
3. Step 3: Cross multiply
   2,496,228x = 5,390,216 × 5,390,216
4. Step 4: Simplify right side
   2,496,228x = 29,054,428,526,656
5. Step 5: Solve for x
   x = 29,054,428,526,656/2,496,228
6. Step 6: Final answer
   x = 11,639,332.84