Finding the Third Proportional to 2,541,391 and 5,451,287

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541,391 : 5,451,287 = 5,451,287 : x
2. Step 2: Convert to fraction form
   2,541,391/5,451,287 = 5,451,287/x
3. Step 3: Cross multiply
   2,541,391x = 5,451,287 × 5,451,287
4. Step 4: Simplify right side
   2,541,391x = 29,716,529,956,369
5. Step 5: Solve for x
   x = 29,716,529,956,369/2,541,391
6. Step 6: Final answer
   x = 11,693,017.70