Finding the Fourth Proportional to 19,645.72, 27,110.71 and 10,693.42

Step by Step Solution

1. Step 1: Write the proportion equation
   19,645.72 : 27,110.71 = 10,693.42 : x
2. Step 2: Convert to fraction form
   19,645.72/27,110.71 = 10,693.42/x
3. Step 3: Cross multiply
   19,645.72x = 27,110.71 × 10,693.42
4. Step 4: Simplify right side
   19,645.72x = 289,906,208.53
5. Step 5: Solve for x
   x = 289,906,208.53/19,645.72
6. Step 6: Final answer
   x = 14,756.71