Finding the Fourth Proportional to 89,391.36, 134,077.32 and 27,066.72

Step by Step Solution

1. Step 1: Write the proportion equation
   89,391.36 : 134,077.32 = 27,066.72 : x
2. Step 2: Convert to fraction form
   89,391.36/134,077.32 = 27,066.72/x
3. Step 3: Cross multiply
   89,391.36x = 134,077.32 × 27,066.72
4. Step 4: Simplify right side
   89,391.36x = 3,629,033,278.79
5. Step 5: Solve for x
   x = 3,629,033,278.79/89,391.36
6. Step 6: Final answer
   x = 40,597.14