Finding the Fourth Proportional to 17,530.72, 24,193 and 9,978.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,530.72 : 24,193 = 9,978.18 : x
2. Step 2: Convert to fraction form
   17,530.72/24,193 = 9,978.18/x
3. Step 3: Cross multiply
   17,530.72x = 24,193 × 9,978.18
4. Step 4: Simplify right side
   17,530.72x = 241,402,108.74
5. Step 5: Solve for x
   x = 241,402,108.74/17,530.72
6. Step 6: Final answer
   x = 13,770.23