Finding the Third Proportional to 5,715,220 and 7,761,894

Step by Step Solution

1. Step 1: Write the proportion equation
   5,715,220 : 7,761,894 = 7,761,894 : x
2. Step 2: Convert to fraction form
   5,715,220/7,761,894 = 7,761,894/x
3. Step 3: Cross multiply
   5,715,220x = 7,761,894 × 7,761,894
4. Step 4: Simplify right side
   5,715,220x = 60,246,998,467,236
5. Step 5: Solve for x
   x = 60,246,998,467,236/5,715,220
6. Step 6: Final answer
   x = 10,541,501.20