Finding the Fourth Proportional to 18,003.02, 27,002.68 and 4,856.72

Step by Step Solution

1. Step 1: Write the proportion equation
   18,003.02 : 27,002.68 = 4,856.72 : x
2. Step 2: Convert to fraction form
   18,003.02/27,002.68 = 4,856.72/x
3. Step 3: Cross multiply
   18,003.02x = 27,002.68 × 4,856.72
4. Step 4: Simplify right side
   18,003.02x = 131,144,456.01
5. Step 5: Solve for x
   x = 131,144,456.01/18,003.02
6. Step 6: Final answer
   x = 7,284.58