Finding the Third Proportional to 2,368,728 and 5,209,848

Step by Step Solution

1. Step 1: Write the proportion equation
   2,368,728 : 5,209,848 = 5,209,848 : x
2. Step 2: Convert to fraction form
   2,368,728/5,209,848 = 5,209,848/x
3. Step 3: Cross multiply
   2,368,728x = 5,209,848 × 5,209,848
4. Step 4: Simplify right side
   2,368,728x = 27,142,516,183,104
5. Step 5: Solve for x
   x = 27,142,516,183,104/2,368,728
6. Step 6: Final answer
   x = 11,458,688.45