Finding the Third Proportional to 2,471,875 and 5,415,039

Step by Step Solution

1. Step 1: Write the proportion equation
   2,471,875 : 5,415,039 = 5,415,039 : x
2. Step 2: Convert to fraction form
   2,471,875/5,415,039 = 5,415,039/x
3. Step 3: Cross multiply
   2,471,875x = 5,415,039 × 5,415,039
4. Step 4: Simplify right side
   2,471,875x = 29,322,647,371,521
5. Step 5: Solve for x
   x = 29,322,647,371,521/2,471,875
6. Step 6: Final answer
   x = 11,862,512.21