Finding the Fourth Proportional to 18,443.22, 27,665.91 and 5,295.30

Step by Step Solution

1. Step 1: Write the proportion equation
   18,443.22 : 27,665.91 = 5,295.30 : x
2. Step 2: Convert to fraction form
   18,443.22/27,665.91 = 5,295.30/x
3. Step 3: Cross multiply
   18,443.22x = 27,665.91 × 5,295.30
4. Step 4: Simplify right side
   18,443.22x = 146,499,293.22
5. Step 5: Solve for x
   x = 146,499,293.22/18,443.22
6. Step 6: Final answer
   x = 7,943.26