Finding the Third Proportional to 2,172,541 and 3,286,773

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,541 : 3,286,773 = 3,286,773 : x
2. Step 2: Convert to fraction form
   2,172,541/3,286,773 = 3,286,773/x
3. Step 3: Cross multiply
   2,172,541x = 3,286,773 × 3,286,773
4. Step 4: Simplify right side
   2,172,541x = 10,802,876,753,529
5. Step 5: Solve for x
   x = 10,802,876,753,529/2,172,541
6. Step 6: Final answer
   x = 4,972,461.63