Finding the Fourth Proportional to 89,459.21, 134,105.27 and 30,253.47

Step by Step Solution

1. Step 1: Write the proportion equation
   89,459.21 : 134,105.27 = 30,253.47 : x
2. Step 2: Convert to fraction form
   89,459.21/134,105.27 = 30,253.47/x
3. Step 3: Cross multiply
   89,459.21x = 134,105.27 × 30,253.47
4. Step 4: Simplify right side
   89,459.21x = 4,057,149,611.52
5. Step 5: Solve for x
   x = 4,057,149,611.52/89,459.21
6. Step 6: Final answer
   x = 45,351.95