Finding the Fourth Proportional to 18,270.82, 27,404.06 and 5,124.24

Step by Step Solution

1. Step 1: Write the proportion equation
   18,270.82 : 27,404.06 = 5,124.24 : x
2. Step 2: Convert to fraction form
   18,270.82/27,404.06 = 5,124.24/x
3. Step 3: Cross multiply
   18,270.82x = 27,404.06 × 5,124.24
4. Step 4: Simplify right side
   18,270.82x = 140,424,980.41
5. Step 5: Solve for x
   x = 140,424,980.41/18,270.82
6. Step 6: Final answer
   x = 7,685.75