Finding the Fourth Proportional to 8,056.64, 12,085.86 and 7,229.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,056.64 : 12,085.86 = 7,229.82 : x
2. Step 2: Convert to fraction form
   8,056.64/12,085.86 = 7,229.82/x
3. Step 3: Cross multiply
   8,056.64x = 12,085.86 × 7,229.82
4. Step 4: Simplify right side
   8,056.64x = 87,378,592.35
5. Step 5: Solve for x
   x = 87,378,592.35/8,056.64
6. Step 6: Final answer
   x = 10,845.54