Finding the Third Proportional to 2,351,784 and 5,151,978

Step by Step Solution

1. Step 1: Write the proportion equation
   2,351,784 : 5,151,978 = 5,151,978 : x
2. Step 2: Convert to fraction form
   2,351,784/5,151,978 = 5,151,978/x
3. Step 3: Cross multiply
   2,351,784x = 5,151,978 × 5,151,978
4. Step 4: Simplify right side
   2,351,784x = 26,542,877,312,484
5. Step 5: Solve for x
   x = 26,542,877,312,484/2,351,784
6. Step 6: Final answer
   x = 11,286,273.45