Finding the Fourth Proportional to 59,628.48, 89,454.06 and 20,175

Step by Step Solution

1. Step 1: Write the proportion equation
   59,628.48 : 89,454.06 = 20,175 : x
2. Step 2: Convert to fraction form
   59,628.48/89,454.06 = 20,175/x
3. Step 3: Cross multiply
   59,628.48x = 89,454.06 × 20,175
4. Step 4: Simplify right side
   59,628.48x = 1,804,735,660.50
5. Step 5: Solve for x
   x = 1,804,735,660.50/59,628.48
6. Step 6: Final answer
   x = 30,266.34