Finding the Third Proportional to 2,286,789 and 4,972,144

Step by Step Solution

1. Step 1: Write the proportion equation
   2,286,789 : 4,972,144 = 4,972,144 : x
2. Step 2: Convert to fraction form
   2,286,789/4,972,144 = 4,972,144/x
3. Step 3: Cross multiply
   2,286,789x = 4,972,144 × 4,972,144
4. Step 4: Simplify right side
   2,286,789x = 24,722,215,956,736
5. Step 5: Solve for x
   x = 24,722,215,956,736/2,286,789
6. Step 6: Final answer
   x = 10,810,886.34