Finding the Third Proportional to 870,942 and 1,776,876

Step by Step Solution

1. Step 1: Write the proportion equation
   870,942 : 1,776,876 = 1,776,876 : x
2. Step 2: Convert to fraction form
   870,942/1,776,876 = 1,776,876/x
3. Step 3: Cross multiply
   870,942x = 1,776,876 × 1,776,876
4. Step 4: Simplify right side
   870,942x = 3,157,288,319,376
5. Step 5: Solve for x
   x = 3,157,288,319,376/870,942
6. Step 6: Final answer
   x = 3,625,141.88