Finding the Third Proportional to 2,279,421 and 3,609,414

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,421 : 3,609,414 = 3,609,414 : x
2. Step 2: Convert to fraction form
   2,279,421/3,609,414 = 3,609,414/x
3. Step 3: Cross multiply
   2,279,421x = 3,609,414 × 3,609,414
4. Step 4: Simplify right side
   2,279,421x = 13,027,869,423,396
5. Step 5: Solve for x
   x = 13,027,869,423,396/2,279,421
6. Step 6: Final answer
   x = 5,715,429.24