Finding the Fourth Proportional to 89,496.02, 134,160.42 and 30,290.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,496.02 : 134,160.42 = 30,290.42 : x
2. Step 2: Convert to fraction form
   89,496.02/134,160.42 = 30,290.42/x
3. Step 3: Cross multiply
   89,496.02x = 134,160.42 × 30,290.42
4. Step 4: Simplify right side
   89,496.02x = 4,063,775,469.18
5. Step 5: Solve for x
   x = 4,063,775,469.18/89,496.02
6. Step 6: Final answer
   x = 45,407.33