Finding the Third Proportional to 2,398,200 and 5,138,277

Step by Step Solution

1. Step 1: Write the proportion equation
   2,398,200 : 5,138,277 = 5,138,277 : x
2. Step 2: Convert to fraction form
   2,398,200/5,138,277 = 5,138,277/x
3. Step 3: Cross multiply
   2,398,200x = 5,138,277 × 5,138,277
4. Step 4: Simplify right side
   2,398,200x = 26,401,890,528,729
5. Step 5: Solve for x
   x = 26,401,890,528,729/2,398,200
6. Step 6: Final answer
   x = 11,009,044.50