Finding the Fourth Proportional to 30,896.56, 42,606.55 and 23,258.12

Step by Step Solution

1. Step 1: Write the proportion equation
   30,896.56 : 42,606.55 = 23,258.12 : x
2. Step 2: Convert to fraction form
   30,896.56/42,606.55 = 23,258.12/x
3. Step 3: Cross multiply
   30,896.56x = 42,606.55 × 23,258.12
4. Step 4: Simplify right side
   30,896.56x = 990,948,128.57
5. Step 5: Solve for x
   x = 990,948,128.57/30,896.56
6. Step 6: Final answer
   x = 32,073.09