Finding the Fourth Proportional to 89,339.12, 134,028.12 and 27,008

Step by Step Solution

1. Step 1: Write the proportion equation
   89,339.12 : 134,028.12 = 27,008 : x
2. Step 2: Convert to fraction form
   89,339.12/134,028.12 = 27,008/x
3. Step 3: Cross multiply
   89,339.12x = 134,028.12 × 27,008
4. Step 4: Simplify right side
   89,339.12x = 3,619,831,464.96
5. Step 5: Solve for x
   x = 3,619,831,464.96/89,339.12
6. Step 6: Final answer
   x = 40,517.88