Finding the Fourth Proportional to 12,111.23, 16,713.34 and 6,806.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,111.23 : 16,713.34 = 6,806.94 : x
2. Step 2: Convert to fraction form
   12,111.23/16,713.34 = 6,806.94/x
3. Step 3: Cross multiply
   12,111.23x = 16,713.34 × 6,806.94
4. Step 4: Simplify right side
   12,111.23x = 113,766,702.58
5. Step 5: Solve for x
   x = 113,766,702.58/12,111.23
6. Step 6: Final answer
   x = 9,393.49