Finding the Third Proportional to 2,398,216 and 5,138,304

Step by Step Solution

1. Step 1: Write the proportion equation
   2,398,216 : 5,138,304 = 5,138,304 : x
2. Step 2: Convert to fraction form
   2,398,216/5,138,304 = 5,138,304/x
3. Step 3: Cross multiply
   2,398,216x = 5,138,304 × 5,138,304
4. Step 4: Simplify right side
   2,398,216x = 26,402,167,996,416
5. Step 5: Solve for x
   x = 26,402,167,996,416/2,398,216
6. Step 6: Final answer
   x = 11,009,086.75