Finding the Fourth Proportional to 12,081.96, 16,679.43 and 7,546.05

Step by Step Solution

1. Step 1: Write the proportion equation
   12,081.96 : 16,679.43 = 7,546.05 : x
2. Step 2: Convert to fraction form
   12,081.96/16,679.43 = 7,546.05/x
3. Step 3: Cross multiply
   12,081.96x = 16,679.43 × 7,546.05
4. Step 4: Simplify right side
   12,081.96x = 125,863,812.75
5. Step 5: Solve for x
   x = 125,863,812.75/12,081.96
6. Step 6: Final answer
   x = 10,417.50