Finding the Third Proportional to 2,503,298 and 5,139,300

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503,298 : 5,139,300 = 5,139,300 : x
2. Step 2: Convert to fraction form
   2,503,298/5,139,300 = 5,139,300/x
3. Step 3: Cross multiply
   2,503,298x = 5,139,300 × 5,139,300
4. Step 4: Simplify right side
   2,503,298x = 26,412,404,490,000
5. Step 5: Solve for x
   x = 26,412,404,490,000/2,503,298
6. Step 6: Final answer
   x = 10,551,042.86