Finding the Fourth Proportional to 89,488.88, 134,234.12 and 27,159.38

Step by Step Solution

1. Step 1: Write the proportion equation
   89,488.88 : 134,234.12 = 27,159.38 : x
2. Step 2: Convert to fraction form
   89,488.88/134,234.12 = 27,159.38/x
3. Step 3: Cross multiply
   89,488.88x = 134,234.12 × 27,159.38
4. Step 4: Simplify right side
   89,488.88x = 3,645,714,870.77
5. Step 5: Solve for x
   x = 3,645,714,870.77/89,488.88
6. Step 6: Final answer
   x = 40,739.31