Finding the Fourth Proportional to 89,842.13, 134,794.27 and 30,719.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,842.13 : 134,794.27 = 30,719.42 : x
2. Step 2: Convert to fraction form
   89,842.13/134,794.27 = 30,719.42/x
3. Step 3: Cross multiply
   89,842.13x = 134,794.27 × 30,719.42
4. Step 4: Simplify right side
   89,842.13x = 4,140,801,793.72
5. Step 5: Solve for x
   x = 4,140,801,793.72/89,842.13
6. Step 6: Final answer
   x = 46,089.76