Finding the Third Proportional to 2,521,892 and 5,472,456

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521,892 : 5,472,456 = 5,472,456 : x
2. Step 2: Convert to fraction form
   2,521,892/5,472,456 = 5,472,456/x
3. Step 3: Cross multiply
   2,521,892x = 5,472,456 × 5,472,456
4. Step 4: Simplify right side
   2,521,892x = 29,947,774,671,936
5. Step 5: Solve for x
   x = 29,947,774,671,936/2,521,892
6. Step 6: Final answer
   x = 11,875,121.80