Finding the Third Proportional to 2,154,396 and 3,189,934

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,396 : 3,189,934 = 3,189,934 : x
2. Step 2: Convert to fraction form
   2,154,396/3,189,934 = 3,189,934/x
3. Step 3: Cross multiply
   2,154,396x = 3,189,934 × 3,189,934
4. Step 4: Simplify right side
   2,154,396x = 10,175,678,924,356
5. Step 5: Solve for x
   x = 10,175,678,924,356/2,154,396
6. Step 6: Final answer
   x = 4,723,216.59