Finding the Fourth Proportional to 12,393, 18,592.20 and 5,467.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,393 : 18,592.20 = 5,467.50 : x
2. Step 2: Convert to fraction form
   12,393/18,592.20 = 5,467.50/x
3. Step 3: Cross multiply
   12,393x = 18,592.20 × 5,467.50
4. Step 4: Simplify right side
   12,393x = 101,652,853.50
5. Step 5: Solve for x
   x = 101,652,853.50/12,393
6. Step 6: Final answer
   x = 8,202.44