Finding the Fourth Proportional to 12,085.17, 18,106.28 and 5,049.68

Step by Step Solution

1. Step 1: Write the proportion equation
   12,085.17 : 18,106.28 = 5,049.68 : x
2. Step 2: Convert to fraction form
   12,085.17/18,106.28 = 5,049.68/x
3. Step 3: Cross multiply
   12,085.17x = 18,106.28 × 5,049.68
4. Step 4: Simplify right side
   12,085.17x = 91,430,823.15
5. Step 5: Solve for x
   x = 91,430,823.15/12,085.17
6. Step 6: Final answer
   x = 7,565.54