Finding the Third Proportional to 2,558,930 and 5,472,196

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558,930 : 5,472,196 = 5,472,196 : x
2. Step 2: Convert to fraction form
   2,558,930/5,472,196 = 5,472,196/x
3. Step 3: Cross multiply
   2,558,930x = 5,472,196 × 5,472,196
4. Step 4: Simplify right side
   2,558,930x = 29,944,929,062,416
5. Step 5: Solve for x
   x = 29,944,929,062,416/2,558,930
6. Step 6: Final answer
   x = 11,702,129.04