Finding the Third Proportional to 5,077,952 and 7,867,728

Step by Step Solution

1. Step 1: Write the proportion equation
   5,077,952 : 7,867,728 = 7,867,728 : x
2. Step 2: Convert to fraction form
   5,077,952/7,867,728 = 7,867,728/x
3. Step 3: Cross multiply
   5,077,952x = 7,867,728 × 7,867,728
4. Step 4: Simplify right side
   5,077,952x = 61,901,143,881,984
5. Step 5: Solve for x
   x = 61,901,143,881,984/5,077,952
6. Step 6: Final answer
   x = 12,190,179.01