Finding the Third Proportional to 5,610,388 and 8,205,630

Step by Step Solution

1. Step 1: Write the proportion equation
   5,610,388 : 8,205,630 = 8,205,630 : x
2. Step 2: Convert to fraction form
   5,610,388/8,205,630 = 8,205,630/x
3. Step 3: Cross multiply
   5,610,388x = 8,205,630 × 8,205,630
4. Step 4: Simplify right side
   5,610,388x = 67,332,363,696,900
5. Step 5: Solve for x
   x = 67,332,363,696,900/5,610,388
6. Step 6: Final answer
   x = 12,001,373.83