Finding the Fourth Proportional to 12,168.89, 16,793.07 and 7,132.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,168.89 : 16,793.07 = 7,132.10 : x
2. Step 2: Convert to fraction form
   12,168.89/16,793.07 = 7,132.10/x
3. Step 3: Cross multiply
   12,168.89x = 16,793.07 × 7,132.10
4. Step 4: Simplify right side
   12,168.89x = 119,769,770.58
5. Step 5: Solve for x
   x = 119,769,770.58/12,168.89
6. Step 6: Final answer
   x = 9,842.30