Finding the Third Proportional to 9,638,514 and 20,271,015

Step by Step Solution

1. Step 1: Write the proportion equation
   9,638,514 : 20,271,015 = 20,271,015 : x
2. Step 2: Convert to fraction form
   9,638,514/20,271,015 = 20,271,015/x
3. Step 3: Cross multiply
   9,638,514x = 20,271,015 × 20,271,015
4. Step 4: Simplify right side
   9,638,514x = 410,914,049,130,225
5. Step 5: Solve for x
   x = 410,914,049,130,225/9,638,514
6. Step 6: Final answer
   x = 42,632,510.48