Finding the Third Proportional to 2,498,542 and 5,425,186

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498,542 : 5,425,186 = 5,425,186 : x
2. Step 2: Convert to fraction form
   2,498,542/5,425,186 = 5,425,186/x
3. Step 3: Cross multiply
   2,498,542x = 5,425,186 × 5,425,186
4. Step 4: Simplify right side
   2,498,542x = 29,432,643,134,596
5. Step 5: Solve for x
   x = 29,432,643,134,596/2,498,542
6. Step 6: Final answer
   x = 11,779,927.31