Finding the Fourth Proportional to 89,488.50, 134,233.56 and 27,159

Step by Step Solution

1. Step 1: Write the proportion equation
   89,488.50 : 134,233.56 = 27,159 : x
2. Step 2: Convert to fraction form
   89,488.50/134,233.56 = 27,159/x
3. Step 3: Cross multiply
   89,488.50x = 134,233.56 × 27,159
4. Step 4: Simplify right side
   89,488.50x = 3,645,649,256.04
5. Step 5: Solve for x
   x = 3,645,649,256.04/89,488.50
6. Step 6: Final answer
   x = 40,738.75