Finding the Third Proportional to 2,138,870 and 3,262,177

Step by Step Solution

1. Step 1: Write the proportion equation
   2,138,870 : 3,262,177 = 3,262,177 : x
2. Step 2: Convert to fraction form
   2,138,870/3,262,177 = 3,262,177/x
3. Step 3: Cross multiply
   2,138,870x = 3,262,177 × 3,262,177
4. Step 4: Simplify right side
   2,138,870x = 10,641,798,779,329
5. Step 5: Solve for x
   x = 10,641,798,779,329/2,138,870
6. Step 6: Final answer
   x = 4,975,430.38