Finding the Fourth Proportional to 12,093.92, 18,141.72 and 5,071.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,093.92 : 18,141.72 = 5,071.28 : x
2. Step 2: Convert to fraction form
   12,093.92/18,141.72 = 5,071.28/x
3. Step 3: Cross multiply
   12,093.92x = 18,141.72 × 5,071.28
4. Step 4: Simplify right side
   12,093.92x = 92,001,741.80
5. Step 5: Solve for x
   x = 92,001,741.80/12,093.92
6. Step 6: Final answer
   x = 7,607.27