Finding the Third Proportional to 2,538,954 and 5,288,340

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538,954 : 5,288,340 = 5,288,340 : x
2. Step 2: Convert to fraction form
   2,538,954/5,288,340 = 5,288,340/x
3. Step 3: Cross multiply
   2,538,954x = 5,288,340 × 5,288,340
4. Step 4: Simplify right side
   2,538,954x = 27,966,539,955,600
5. Step 5: Solve for x
   x = 27,966,539,955,600/2,538,954
6. Step 6: Final answer
   x = 11,014,984.89