Finding the Fourth Proportional to 89,223.39, 133,855.47 and 30,057.48

Step by Step Solution

1. Step 1: Write the proportion equation
   89,223.39 : 133,855.47 = 30,057.48 : x
2. Step 2: Convert to fraction form
   89,223.39/133,855.47 = 30,057.48/x
3. Step 3: Cross multiply
   89,223.39x = 133,855.47 × 30,057.48
4. Step 4: Simplify right side
   89,223.39x = 4,023,358,112.42
5. Step 5: Solve for x
   x = 4,023,358,112.42/89,223.39
6. Step 6: Final answer
   x = 45,093.09