Finding the Fourth Proportional to 12,111.32, 16,713.54 and 6,806.03

Step by Step Solution

1. Step 1: Write the proportion equation
   12,111.32 : 16,713.54 = 6,806.03 : x
2. Step 2: Convert to fraction form
   12,111.32/16,713.54 = 6,806.03/x
3. Step 3: Cross multiply
   12,111.32x = 16,713.54 × 6,806.03
4. Step 4: Simplify right side
   12,111.32x = 113,752,771.08
5. Step 5: Solve for x
   x = 113,752,771.08/12,111.32
6. Step 6: Final answer
   x = 9,392.27