Finding the Third Proportional to 2,498,188 and 5,375,275

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498,188 : 5,375,275 = 5,375,275 : x
2. Step 2: Convert to fraction form
   2,498,188/5,375,275 = 5,375,275/x
3. Step 3: Cross multiply
   2,498,188x = 5,375,275 × 5,375,275
4. Step 4: Simplify right side
   2,498,188x = 28,893,581,325,625
5. Step 5: Solve for x
   x = 28,893,581,325,625/2,498,188
6. Step 6: Final answer
   x = 11,565,815.43