Finding the Fourth Proportional to 31,993.76, 44,156.72 and 18,576.16

Step by Step Solution

1. Step 1: Write the proportion equation
   31,993.76 : 44,156.72 = 18,576.16 : x
2. Step 2: Convert to fraction form
   31,993.76/44,156.72 = 18,576.16/x
3. Step 3: Cross multiply
   31,993.76x = 44,156.72 × 18,576.16
4. Step 4: Simplify right side
   31,993.76x = 820,262,295.80
5. Step 5: Solve for x
   x = 820,262,295.80/31,993.76
6. Step 6: Final answer
   x = 25,638.20