Finding the Third Proportional to 3,211,628 and 4,696,818

Step by Step Solution

1. Step 1: Write the proportion equation
   3,211,628 : 4,696,818 = 4,696,818 : x
2. Step 2: Convert to fraction form
   3,211,628/4,696,818 = 4,696,818/x
3. Step 3: Cross multiply
   3,211,628x = 4,696,818 × 4,696,818
4. Step 4: Simplify right side
   3,211,628x = 22,060,099,325,124
5. Step 5: Solve for x
   x = 22,060,099,325,124/3,211,628
6. Step 6: Final answer
   x = 6,868,821.46