Finding the Fourth Proportional to 12,046.52, 18,073.34 and 5,121.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,046.52 : 18,073.34 = 5,121.56 : x
2. Step 2: Convert to fraction form
   12,046.52/18,073.34 = 5,121.56/x
3. Step 3: Cross multiply
   12,046.52x = 18,073.34 × 5,121.56
4. Step 4: Simplify right side
   12,046.52x = 92,563,695.21
5. Step 5: Solve for x
   x = 92,563,695.21/12,046.52
6. Step 6: Final answer
   x = 7,683.85