Finding the Fourth Proportional to 12,047.74, 18,071.74 and 5,028.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,047.74 : 18,071.74 = 5,028.82 : x
2. Step 2: Convert to fraction form
   12,047.74/18,071.74 = 5,028.82/x
3. Step 3: Cross multiply
   12,047.74x = 18,071.74 × 5,028.82
4. Step 4: Simplify right side
   12,047.74x = 90,879,488.65
5. Step 5: Solve for x
   x = 90,879,488.65/12,047.74
6. Step 6: Final answer
   x = 7,543.28