Finding the Third Proportional to 2,172,558 and 3,286,794

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,558 : 3,286,794 = 3,286,794 : x
2. Step 2: Convert to fraction form
   2,172,558/3,286,794 = 3,286,794/x
3. Step 3: Cross multiply
   2,172,558x = 3,286,794 × 3,286,794
4. Step 4: Simplify right side
   2,172,558x = 10,803,014,798,436
5. Step 5: Solve for x
   x = 10,803,014,798,436/2,172,558
6. Step 6: Final answer
   x = 4,972,486.26