Finding the Third Proportional to 2,172,546 and 3,286,775

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,546 : 3,286,775 = 3,286,775 : x
2. Step 2: Convert to fraction form
   2,172,546/3,286,775 = 3,286,775/x
3. Step 3: Cross multiply
   2,172,546x = 3,286,775 × 3,286,775
4. Step 4: Simplify right side
   2,172,546x = 10,802,889,900,625
5. Step 5: Solve for x
   x = 10,802,889,900,625/2,172,546
6. Step 6: Final answer
   x = 4,972,456.23