Finding the Fourth Proportional to 17,518.37, 24,164.54 and 12,484.20

Step by Step Solution

1. Step 1: Write the proportion equation
   17,518.37 : 24,164.54 = 12,484.20 : x
2. Step 2: Convert to fraction form
   17,518.37/24,164.54 = 12,484.20/x
3. Step 3: Cross multiply
   17,518.37x = 24,164.54 × 12,484.20
4. Step 4: Simplify right side
   17,518.37x = 301,674,887.85
5. Step 5: Solve for x
   x = 301,674,887.85/17,518.37
6. Step 6: Final answer
   x = 17,220.49