Finding the Fourth Proportional to 30,162.44, 41,607.06 and 18,965

Step by Step Solution

1. Step 1: Write the proportion equation
   30,162.44 : 41,607.06 = 18,965 : x
2. Step 2: Convert to fraction form
   30,162.44/41,607.06 = 18,965/x
3. Step 3: Cross multiply
   30,162.44x = 41,607.06 × 18,965
4. Step 4: Simplify right side
   30,162.44x = 789,077,892.90
5. Step 5: Solve for x
   x = 789,077,892.90/30,162.44
6. Step 6: Final answer
   x = 26,160.94