Finding the Fourth Proportional to 11,051.27, 15,256.19 and 8,656.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,051.27 : 15,256.19 = 8,656.98 : x
2. Step 2: Convert to fraction form
   11,051.27/15,256.19 = 8,656.98/x
3. Step 3: Cross multiply
   11,051.27x = 15,256.19 × 8,656.98
4. Step 4: Simplify right side
   11,051.27x = 132,072,488.42
5. Step 5: Solve for x
   x = 132,072,488.42/11,051.27
6. Step 6: Final answer
   x = 11,950.89