Finding the Fourth Proportional to 10,159.58, 15,171.86 and 10,049.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,159.58 : 15,171.86 = 10,049.62 : x
2. Step 2: Convert to fraction form
   10,159.58/15,171.86 = 10,049.62/x
3. Step 3: Cross multiply
   10,159.58x = 15,171.86 × 10,049.62
4. Step 4: Simplify right side
   10,159.58x = 152,471,386.81
5. Step 5: Solve for x
   x = 152,471,386.81/10,159.58
6. Step 6: Final answer
   x = 15,007.65