Finding the Fourth Proportional to 8,085.76, 12,112.28 and 3,697.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,085.76 : 12,112.28 = 3,697.16 : x
2. Step 2: Convert to fraction form
   8,085.76/12,112.28 = 3,697.16/x
3. Step 3: Cross multiply
   8,085.76x = 12,112.28 × 3,697.16
4. Step 4: Simplify right side
   8,085.76x = 44,781,037.12
5. Step 5: Solve for x
   x = 44,781,037.12/8,085.76
6. Step 6: Final answer
   x = 5,538.26