Finding the Third Proportional to 806,112 and 1,771,200

Step by Step Solution

1. Step 1: Write the proportion equation
   806,112 : 1,771,200 = 1,771,200 : x
2. Step 2: Convert to fraction form
   806,112/1,771,200 = 1,771,200/x
3. Step 3: Cross multiply
   806,112x = 1,771,200 × 1,771,200
4. Step 4: Simplify right side
   806,112x = 3,137,149,440,000
5. Step 5: Solve for x
   x = 3,137,149,440,000/806,112
6. Step 6: Final answer
   x = 3,891,704.18