Finding the Third Proportional to 1,771,143 and 3,668,311

Step by Step Solution

1. Step 1: Write the proportion equation
   1,771,143 : 3,668,311 = 3,668,311 : x
2. Step 2: Convert to fraction form
   1,771,143/3,668,311 = 3,668,311/x
3. Step 3: Cross multiply
   1,771,143x = 3,668,311 × 3,668,311
4. Step 4: Simplify right side
   1,771,143x = 13,456,505,592,721
5. Step 5: Solve for x
   x = 13,456,505,592,721/1,771,143
6. Step 6: Final answer
   x = 7,597,639.26