Finding the Third Proportional to 14,215,062 and 20,789,470

Step by Step Solution

1. Step 1: Write the proportion equation
   14,215,062 : 20,789,470 = 20,789,470 : x
2. Step 2: Convert to fraction form
   14,215,062/20,789,470 = 20,789,470/x
3. Step 3: Cross multiply
   14,215,062x = 20,789,470 × 20,789,470
4. Step 4: Simplify right side
   14,215,062x = 432,202,062,880,900
5. Step 5: Solve for x
   x = 432,202,062,880,900/14,215,062
6. Step 6: Final answer
   x = 30,404,514.79