Finding the Third Proportional to 2,279,390 and 3,609,354

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,390 : 3,609,354 = 3,609,354 : x
2. Step 2: Convert to fraction form
   2,279,390/3,609,354 = 3,609,354/x
3. Step 3: Cross multiply
   2,279,390x = 3,609,354 × 3,609,354
4. Step 4: Simplify right side
   2,279,390x = 13,027,436,297,316
5. Step 5: Solve for x
   x = 13,027,436,297,316/2,279,390
6. Step 6: Final answer
   x = 5,715,316.95