Finding the Third Proportional to 9,186,102 and 21,456,059

Step by Step Solution

1. Step 1: Write the proportion equation
   9,186,102 : 21,456,059 = 21,456,059 : x
2. Step 2: Convert to fraction form
   9,186,102/21,456,059 = 21,456,059/x
3. Step 3: Cross multiply
   9,186,102x = 21,456,059 × 21,456,059
4. Step 4: Simplify right side
   9,186,102x = 460,362,467,811,481
5. Step 5: Solve for x
   x = 460,362,467,811,481/9,186,102
6. Step 6: Final answer
   x = 50,115,105.17