Finding the Third Proportional to 2,493,216 and 5,406,192

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493,216 : 5,406,192 = 5,406,192 : x
2. Step 2: Convert to fraction form
   2,493,216/5,406,192 = 5,406,192/x
3. Step 3: Cross multiply
   2,493,216x = 5,406,192 × 5,406,192
4. Step 4: Simplify right side
   2,493,216x = 29,226,911,940,864
5. Step 5: Solve for x
   x = 29,226,911,940,864/2,493,216
6. Step 6: Final answer
   x = 11,722,575.16