Finding the Fourth Proportional to 12,106.86, 16,706.82 and 6,801.49

Step by Step Solution

1. Step 1: Write the proportion equation
   12,106.86 : 16,706.82 = 6,801.49 : x
2. Step 2: Convert to fraction form
   12,106.86/16,706.82 = 6,801.49/x
3. Step 3: Cross multiply
   12,106.86x = 16,706.82 × 6,801.49
4. Step 4: Simplify right side
   12,106.86x = 113,631,269.16
5. Step 5: Solve for x
   x = 113,631,269.16/12,106.86
6. Step 6: Final answer
   x = 9,385.69