Finding the Fourth Proportional to 14,111.96, 21,171.65 and 7,536.38

Step by Step Solution

1. Step 1: Write the proportion equation
   14,111.96 : 21,171.65 = 7,536.38 : x
2. Step 2: Convert to fraction form
   14,111.96/21,171.65 = 7,536.38/x
3. Step 3: Cross multiply
   14,111.96x = 21,171.65 × 7,536.38
4. Step 4: Simplify right side
   14,111.96x = 159,557,456.09
5. Step 5: Solve for x
   x = 159,557,456.09/14,111.96
6. Step 6: Final answer
   x = 11,306.55