Finding the Third Proportional to 2,540,274 and 5,429,908

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540,274 : 5,429,908 = 5,429,908 : x
2. Step 2: Convert to fraction form
   2,540,274/5,429,908 = 5,429,908/x
3. Step 3: Cross multiply
   2,540,274x = 5,429,908 × 5,429,908
4. Step 4: Simplify right side
   2,540,274x = 29,483,900,888,464
5. Step 5: Solve for x
   x = 29,483,900,888,464/2,540,274
6. Step 6: Final answer
   x = 11,606,582.95