Finding the Fourth Proportional to 12,093.33, 18,146.99 and 5,072.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,093.33 : 18,146.99 = 5,072.72 : x
2. Step 2: Convert to fraction form
   12,093.33/18,146.99 = 5,072.72/x
3. Step 3: Cross multiply
   12,093.33x = 18,146.99 × 5,072.72
4. Step 4: Simplify right side
   12,093.33x = 92,054,508.38
5. Step 5: Solve for x
   x = 92,054,508.38/12,093.33
6. Step 6: Final answer
   x = 7,612.01