Finding the Fourth Proportional to 12,072.02, 18,104.49 and 4,674.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,072.02 : 18,104.49 = 4,674.83 : x
2. Step 2: Convert to fraction form
   12,072.02/18,104.49 = 4,674.83/x
3. Step 3: Cross multiply
   12,072.02x = 18,104.49 × 4,674.83
4. Step 4: Simplify right side
   12,072.02x = 84,635,322.46
5. Step 5: Solve for x
   x = 84,635,322.46/12,072.02
6. Step 6: Final answer
   x = 7,010.87