Finding the Fourth Proportional to 89,491.40, 134,227.86 and 30,325.53

Step by Step Solution

1. Step 1: Write the proportion equation
   89,491.40 : 134,227.86 = 30,325.53 : x
2. Step 2: Convert to fraction form
   89,491.40/134,227.86 = 30,325.53/x
3. Step 3: Cross multiply
   89,491.40x = 134,227.86 × 30,325.53
4. Step 4: Simplify right side
   89,491.40x = 4,070,530,995.27
5. Step 5: Solve for x
   x = 4,070,530,995.27/89,491.40
6. Step 6: Final answer
   x = 45,485.16