Finding the Third Proportional to 2,171,853 and 4,632,147

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171,853 : 4,632,147 = 4,632,147 : x
2. Step 2: Convert to fraction form
   2,171,853/4,632,147 = 4,632,147/x
3. Step 3: Cross multiply
   2,171,853x = 4,632,147 × 4,632,147
4. Step 4: Simplify right side
   2,171,853x = 21,456,785,829,609
5. Step 5: Solve for x
   x = 21,456,785,829,609/2,171,853
6. Step 6: Final answer
   x = 9,879,483.48