Finding the Third Proportional to 5,223,969 and 7,914,960

Step by Step Solution

1. Step 1: Write the proportion equation
   5,223,969 : 7,914,960 = 7,914,960 : x
2. Step 2: Convert to fraction form
   5,223,969/7,914,960 = 7,914,960/x
3. Step 3: Cross multiply
   5,223,969x = 7,914,960 × 7,914,960
4. Step 4: Simplify right side
   5,223,969x = 62,646,591,801,600
5. Step 5: Solve for x
   x = 62,646,591,801,600/5,223,969
6. Step 6: Final answer
   x = 11,992,144.63