Finding the Fourth Proportional to 10,123.28, 15,182.94 and 2,727.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,123.28 : 15,182.94 = 2,727.80 : x
2. Step 2: Convert to fraction form
   10,123.28/15,182.94 = 2,727.80/x
3. Step 3: Cross multiply
   10,123.28x = 15,182.94 × 2,727.80
4. Step 4: Simplify right side
   10,123.28x = 41,416,023.73
5. Step 5: Solve for x
   x = 41,416,023.73/10,123.28
6. Step 6: Final answer
   x = 4,091.17