Finding the Fourth Proportional to 18,586.72, 27,876.72 and 7,492.96

Step by Step Solution

1. Step 1: Write the proportion equation
   18,586.72 : 27,876.72 = 7,492.96 : x
2. Step 2: Convert to fraction form
   18,586.72/27,876.72 = 7,492.96/x
3. Step 3: Cross multiply
   18,586.72x = 27,876.72 × 7,492.96
4. Step 4: Simplify right side
   18,586.72x = 208,879,147.89
5. Step 5: Solve for x
   x = 208,879,147.89/18,586.72
6. Step 6: Final answer
   x = 11,238.09