Finding the Third Proportional to 2,187,506 and 3,423,739

Step by Step Solution

1. Step 1: Write the proportion equation
   2,187,506 : 3,423,739 = 3,423,739 : x
2. Step 2: Convert to fraction form
   2,187,506/3,423,739 = 3,423,739/x
3. Step 3: Cross multiply
   2,187,506x = 3,423,739 × 3,423,739
4. Step 4: Simplify right side
   2,187,506x = 11,721,988,740,121
5. Step 5: Solve for x
   x = 11,721,988,740,121/2,187,506
6. Step 6: Final answer
   x = 5,358,608.73