Finding the Fourth Proportional to 12,081.05, 16,671.32 and 7,302.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,081.05 : 16,671.32 = 7,302.15 : x
2. Step 2: Convert to fraction form
   12,081.05/16,671.32 = 7,302.15/x
3. Step 3: Cross multiply
   12,081.05x = 16,671.32 × 7,302.15
4. Step 4: Simplify right side
   12,081.05x = 121,736,470.21
5. Step 5: Solve for x
   x = 121,736,470.21/12,081.05
6. Step 6: Final answer
   x = 10,076.65