Finding the Fourth Proportional to 10,150.56, 15,228.90 and 7,194.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,150.56 : 15,228.90 = 7,194.71 : x
2. Step 2: Convert to fraction form
   10,150.56/15,228.90 = 7,194.71/x
3. Step 3: Cross multiply
   10,150.56x = 15,228.90 × 7,194.71
4. Step 4: Simplify right side
   10,150.56x = 109,567,442.97
5. Step 5: Solve for x
   x = 109,567,442.97/10,150.56
6. Step 6: Final answer
   x = 10,794.23