Finding the Fourth Proportional to 30,134.56, 41,581.76 and 16,705.12

Step by Step Solution

1. Step 1: Write the proportion equation
   30,134.56 : 41,581.76 = 16,705.12 : x
2. Step 2: Convert to fraction form
   30,134.56/41,581.76 = 16,705.12/x
3. Step 3: Cross multiply
   30,134.56x = 41,581.76 × 16,705.12
4. Step 4: Simplify right side
   30,134.56x = 694,628,290.61
5. Step 5: Solve for x
   x = 694,628,290.61/30,134.56
6. Step 6: Final answer
   x = 23,050.89