Finding the Third Proportional to 4,386,474 and 9,781,514

Step by Step Solution

1. Step 1: Write the proportion equation
   4,386,474 : 9,781,514 = 9,781,514 : x
2. Step 2: Convert to fraction form
   4,386,474/9,781,514 = 9,781,514/x
3. Step 3: Cross multiply
   4,386,474x = 9,781,514 × 9,781,514
4. Step 4: Simplify right side
   4,386,474x = 95,678,016,132,196
5. Step 5: Solve for x
   x = 95,678,016,132,196/4,386,474
6. Step 6: Final answer
   x = 21,812,055.91