Finding the Fourth Proportional to 12,093.17, 18,136.98 and 3,328.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,093.17 : 18,136.98 = 3,328.83 : x
2. Step 2: Convert to fraction form
   12,093.17/18,136.98 = 3,328.83/x
3. Step 3: Cross multiply
   12,093.17x = 18,136.98 × 3,328.83
4. Step 4: Simplify right side
   12,093.17x = 60,374,923.13
5. Step 5: Solve for x
   x = 60,374,923.13/12,093.17
6. Step 6: Final answer
   x = 4,992.48