Finding the Third Proportional to 813,681 and 1,772,016

Step by Step Solution

1. Step 1: Write the proportion equation
   813,681 : 1,772,016 = 1,772,016 : x
2. Step 2: Convert to fraction form
   813,681/1,772,016 = 1,772,016/x
3. Step 3: Cross multiply
   813,681x = 1,772,016 × 1,772,016
4. Step 4: Simplify right side
   813,681x = 3,140,040,704,256
5. Step 5: Solve for x
   x = 3,140,040,704,256/813,681
6. Step 6: Final answer
   x = 3,859,056.20