Finding the Fourth Proportional to 89,471.33, 134,203.49 and 30,307

Step by Step Solution

1. Step 1: Write the proportion equation
   89,471.33 : 134,203.49 = 30,307 : x
2. Step 2: Convert to fraction form
   89,471.33/134,203.49 = 30,307/x
3. Step 3: Cross multiply
   89,471.33x = 134,203.49 × 30,307
4. Step 4: Simplify right side
   89,471.33x = 4,067,305,171.43
5. Step 5: Solve for x
   x = 4,067,305,171.43/89,471.33
6. Step 6: Final answer
   x = 45,459.31