Finding the Third Proportional to 1,772,666 and 3,866,065

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772,666 : 3,866,065 = 3,866,065 : x
2. Step 2: Convert to fraction form
   1,772,666/3,866,065 = 3,866,065/x
3. Step 3: Cross multiply
   1,772,666x = 3,866,065 × 3,866,065
4. Step 4: Simplify right side
   1,772,666x = 14,946,458,584,225
5. Step 5: Solve for x
   x = 14,946,458,584,225/1,772,666
6. Step 6: Final answer
   x = 8,431,627.04