Finding the Fourth Proportional to 12,061.67, 16,645.08 and 6,684.45

Step by Step Solution

1. Step 1: Write the proportion equation
   12,061.67 : 16,645.08 = 6,684.45 : x
2. Step 2: Convert to fraction form
   12,061.67/16,645.08 = 6,684.45/x
3. Step 3: Cross multiply
   12,061.67x = 16,645.08 × 6,684.45
4. Step 4: Simplify right side
   12,061.67x = 111,263,205.01
5. Step 5: Solve for x
   x = 111,263,205.01/12,061.67
6. Step 6: Final answer
   x = 9,224.53