Finding the Third Proportional to 811,476 and 1,762,920

Step by Step Solution

1. Step 1: Write the proportion equation
   811,476 : 1,762,920 = 1,762,920 : x
2. Step 2: Convert to fraction form
   811,476/1,762,920 = 1,762,920/x
3. Step 3: Cross multiply
   811,476x = 1,762,920 × 1,762,920
4. Step 4: Simplify right side
   811,476x = 3,107,886,926,400
5. Step 5: Solve for x
   x = 3,107,886,926,400/811,476
6. Step 6: Final answer
   x = 3,829,918.48