Finding the Fourth Proportional to 89,570.36, 134,375.52 and 27,245.72

Step by Step Solution

1. Step 1: Write the proportion equation
   89,570.36 : 134,375.52 = 27,245.72 : x
2. Step 2: Convert to fraction form
   89,570.36/134,375.52 = 27,245.72/x
3. Step 3: Cross multiply
   89,570.36x = 134,375.52 × 27,245.72
4. Step 4: Simplify right side
   89,570.36x = 3,661,157,792.77
5. Step 5: Solve for x
   x = 3,661,157,792.77/89,570.36
6. Step 6: Final answer
   x = 40,874.66