Finding the Third Proportional to 2,215,514 and 4,738,072

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,514 : 4,738,072 = 4,738,072 : x
2. Step 2: Convert to fraction form
   2,215,514/4,738,072 = 4,738,072/x
3. Step 3: Cross multiply
   2,215,514x = 4,738,072 × 4,738,072
4. Step 4: Simplify right side
   2,215,514x = 22,449,326,277,184
5. Step 5: Solve for x
   x = 22,449,326,277,184/2,215,514
6. Step 6: Final answer
   x = 10,132,784.66