Finding the Third Proportional to 1,666,518 and 3,569,214

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666,518 : 3,569,214 = 3,569,214 : x
2. Step 2: Convert to fraction form
   1,666,518/3,569,214 = 3,569,214/x
3. Step 3: Cross multiply
   1,666,518x = 3,569,214 × 3,569,214
4. Step 4: Simplify right side
   1,666,518x = 12,739,288,577,796
5. Step 5: Solve for x
   x = 12,739,288,577,796/1,666,518
6. Step 6: Final answer
   x = 7,644,255.01