Finding the Third Proportional to 850,666 and 1,855,880

Step by Step Solution

1. Step 1: Write the proportion equation
   850,666 : 1,855,880 = 1,855,880 : x
2. Step 2: Convert to fraction form
   850,666/1,855,880 = 1,855,880/x
3. Step 3: Cross multiply
   850,666x = 1,855,880 × 1,855,880
4. Step 4: Simplify right side
   850,666x = 3,444,290,574,400
5. Step 5: Solve for x
   x = 3,444,290,574,400/850,666
6. Step 6: Final answer
   x = 4,048,934.10