Finding the Fourth Proportional to 12,017.93, 18,031.52 and 8,463.46

Step by Step Solution

1. Step 1: Write the proportion equation
   12,017.93 : 18,031.52 = 8,463.46 : x
2. Step 2: Convert to fraction form
   12,017.93/18,031.52 = 8,463.46/x
3. Step 3: Cross multiply
   12,017.93x = 18,031.52 × 8,463.46
4. Step 4: Simplify right side
   12,017.93x = 152,609,078.16
5. Step 5: Solve for x
   x = 152,609,078.16/12,017.93
6. Step 6: Final answer
   x = 12,698.44