Finding the Third Proportional to 872,350 and 1,776,776

Step by Step Solution

1. Step 1: Write the proportion equation
   872,350 : 1,776,776 = 1,776,776 : x
2. Step 2: Convert to fraction form
   872,350/1,776,776 = 1,776,776/x
3. Step 3: Cross multiply
   872,350x = 1,776,776 × 1,776,776
4. Step 4: Simplify right side
   872,350x = 3,156,932,954,176
5. Step 5: Solve for x
   x = 3,156,932,954,176/872,350
6. Step 6: Final answer
   x = 3,618,883.42