Finding the Third Proportional to 6,434,189 and 9,454,272

Step by Step Solution

1. Step 1: Write the proportion equation
   6,434,189 : 9,454,272 = 9,454,272 : x
2. Step 2: Convert to fraction form
   6,434,189/9,454,272 = 9,454,272/x
3. Step 3: Cross multiply
   6,434,189x = 9,454,272 × 9,454,272
4. Step 4: Simplify right side
   6,434,189x = 89,383,259,049,984
5. Step 5: Solve for x
   x = 89,383,259,049,984/6,434,189
6. Step 6: Final answer
   x = 13,891,923.14