Finding the Third Proportional to 2,279,368 and 3,609,321

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,368 : 3,609,321 = 3,609,321 : x
2. Step 2: Convert to fraction form
   2,279,368/3,609,321 = 3,609,321/x
3. Step 3: Cross multiply
   2,279,368x = 3,609,321 × 3,609,321
4. Step 4: Simplify right side
   2,279,368x = 13,027,198,081,041
5. Step 5: Solve for x
   x = 13,027,198,081,041/2,279,368
6. Step 6: Final answer
   x = 5,715,267.60