Finding the Third Proportional to 4,791,231 and 10,449,540

Step by Step Solution

1. Step 1: Write the proportion equation
   4,791,231 : 10,449,540 = 10,449,540 : x
2. Step 2: Convert to fraction form
   4,791,231/10,449,540 = 10,449,540/x
3. Step 3: Cross multiply
   4,791,231x = 10,449,540 × 10,449,540
4. Step 4: Simplify right side
   4,791,231x = 109,192,886,211,600
5. Step 5: Solve for x
   x = 109,192,886,211,600/4,791,231
6. Step 6: Final answer
   x = 22,790,152.72