Finding the Fourth Proportional to 89,604.90, 134,419.59 and 30,424.68

Step by Step Solution

1. Step 1: Write the proportion equation
   89,604.90 : 134,419.59 = 30,424.68 : x
2. Step 2: Convert to fraction form
   89,604.90/134,419.59 = 30,424.68/x
3. Step 3: Cross multiply
   89,604.90x = 134,419.59 × 30,424.68
4. Step 4: Simplify right side
   89,604.90x = 4,089,673,011.48
5. Step 5: Solve for x
   x = 4,089,673,011.48/89,604.90
6. Step 6: Final answer
   x = 45,641.18