Finding the Fourth Proportional to 12,093.61, 18,147.42 and 5,073

Step by Step Solution

1. Step 1: Write the proportion equation
   12,093.61 : 18,147.42 = 5,073 : x
2. Step 2: Convert to fraction form
   12,093.61/18,147.42 = 5,073/x
3. Step 3: Cross multiply
   12,093.61x = 18,147.42 × 5,073
4. Step 4: Simplify right side
   12,093.61x = 92,061,842.64
5. Step 5: Solve for x
   x = 92,061,842.64/12,093.61
6. Step 6: Final answer
   x = 7,612.44