Finding the Fourth Proportional to 31,611.94, 43,625.72 and 18,183.18

Step by Step Solution

1. Step 1: Write the proportion equation
   31,611.94 : 43,625.72 = 18,183.18 : x
2. Step 2: Convert to fraction form
   31,611.94/43,625.72 = 18,183.18/x
3. Step 3: Cross multiply
   31,611.94x = 43,625.72 × 18,183.18
4. Step 4: Simplify right side
   31,611.94x = 793,254,319.39
5. Step 5: Solve for x
   x = 793,254,319.39/31,611.94
6. Step 6: Final answer
   x = 25,093.50