Finding the Fourth Proportional to 16,378.08, 24,567.27 and 8,978.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,378.08 : 24,567.27 = 8,978.50 : x
2. Step 2: Convert to fraction form
   16,378.08/24,567.27 = 8,978.50/x
3. Step 3: Cross multiply
   16,378.08x = 24,567.27 × 8,978.50
4. Step 4: Simplify right side
   16,378.08x = 220,577,188.80
5. Step 5: Solve for x
   x = 220,577,188.80/16,378.08
6. Step 6: Final answer
   x = 13,467.83