Finding the Fourth Proportional to 20,793.93, 28,695.72 and 11,362.71

Step by Step Solution

1. Step 1: Write the proportion equation
   20,793.93 : 28,695.72 = 11,362.71 : x
2. Step 2: Convert to fraction form
   20,793.93/28,695.72 = 11,362.71/x
3. Step 3: Cross multiply
   20,793.93x = 28,695.72 × 11,362.71
4. Step 4: Simplify right side
   20,793.93x = 326,061,144.60
5. Step 5: Solve for x
   x = 326,061,144.60/20,793.93
6. Step 6: Final answer
   x = 15,680.59