Finding the Third Proportional to 5,331,972 and 7,619,388

Step by Step Solution

1. Step 1: Write the proportion equation
   5,331,972 : 7,619,388 = 7,619,388 : x
2. Step 2: Convert to fraction form
   5,331,972/7,619,388 = 7,619,388/x
3. Step 3: Cross multiply
   5,331,972x = 7,619,388 × 7,619,388
4. Step 4: Simplify right side
   5,331,972x = 58,055,073,494,544
5. Step 5: Solve for x
   x = 58,055,073,494,544/5,331,972
6. Step 6: Final answer
   x = 10,888,105.47