Finding the Fourth Proportional to 13,111.92, 18,093.75 and 7,446.51

Step by Step Solution

1. Step 1: Write the proportion equation
   13,111.92 : 18,093.75 = 7,446.51 : x
2. Step 2: Convert to fraction form
   13,111.92/18,093.75 = 7,446.51/x
3. Step 3: Cross multiply
   13,111.92x = 18,093.75 × 7,446.51
4. Step 4: Simplify right side
   13,111.92x = 134,735,290.31
5. Step 5: Solve for x
   x = 134,735,290.31/13,111.92
6. Step 6: Final answer
   x = 10,275.79