Finding the Fourth Proportional to 19,726.83, 27,222.83 and 10,774.31

Step by Step Solution

1. Step 1: Write the proportion equation
   19,726.83 : 27,222.83 = 10,774.31 : x
2. Step 2: Convert to fraction form
   19,726.83/27,222.83 = 10,774.31/x
3. Step 3: Cross multiply
   19,726.83x = 27,222.83 × 10,774.31
4. Step 4: Simplify right side
   19,726.83x = 293,307,019.51
5. Step 5: Solve for x
   x = 293,307,019.51/19,726.83
6. Step 6: Final answer
   x = 14,868.43