Finding the Third Proportional to 2,558,936 and 5,472,148

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558,936 : 5,472,148 = 5,472,148 : x
2. Step 2: Convert to fraction form
   2,558,936/5,472,148 = 5,472,148/x
3. Step 3: Cross multiply
   2,558,936x = 5,472,148 × 5,472,148
4. Step 4: Simplify right side
   2,558,936x = 29,944,403,733,904
5. Step 5: Solve for x
   x = 29,944,403,733,904/2,558,936
6. Step 6: Final answer
   x = 11,701,896.31