Finding the Third Proportional to 2,400,156 and 5,248,644

Step by Step Solution

1. Step 1: Write the proportion equation
   2,400,156 : 5,248,644 = 5,248,644 : x
2. Step 2: Convert to fraction form
   2,400,156/5,248,644 = 5,248,644/x
3. Step 3: Cross multiply
   2,400,156x = 5,248,644 × 5,248,644
4. Step 4: Simplify right side
   2,400,156x = 27,548,263,838,736
5. Step 5: Solve for x
   x = 27,548,263,838,736/2,400,156
6. Step 6: Final answer
   x = 11,477,697.22