Finding the Fourth Proportional to 89,313.36, 123,258.66 and 59,046.09

Step by Step Solution

1. Step 1: Write the proportion equation
   89,313.36 : 123,258.66 = 59,046.09 : x
2. Step 2: Convert to fraction form
   89,313.36/123,258.66 = 59,046.09/x
3. Step 3: Cross multiply
   89,313.36x = 123,258.66 × 59,046.09
4. Step 4: Simplify right side
   89,313.36x = 7,277,941,931.64
5. Step 5: Solve for x
   x = 7,277,941,931.64/89,313.36
6. Step 6: Final answer
   x = 81,487.72