Finding the Third Proportional to 872,344 and 1,776,764

Step by Step Solution

1. Step 1: Write the proportion equation
   872,344 : 1,776,764 = 1,776,764 : x
2. Step 2: Convert to fraction form
   872,344/1,776,764 = 1,776,764/x
3. Step 3: Cross multiply
   872,344x = 1,776,764 × 1,776,764
4. Step 4: Simplify right side
   872,344x = 3,156,890,311,696
5. Step 5: Solve for x
   x = 3,156,890,311,696/872,344
6. Step 6: Final answer
   x = 3,618,859.43