Finding the Third Proportional to 13,774,857 and 21,499,728

Step by Step Solution

1. Step 1: Write the proportion equation
   13,774,857 : 21,499,728 = 21,499,728 : x
2. Step 2: Convert to fraction form
   13,774,857/21,499,728 = 21,499,728/x
3. Step 3: Cross multiply
   13,774,857x = 21,499,728 × 21,499,728
4. Step 4: Simplify right side
   13,774,857x = 462,238,304,073,984
5. Step 5: Solve for x
   x = 462,238,304,073,984/13,774,857
6. Step 6: Final answer
   x = 33,556,668.07