Finding the Fourth Proportional to 16,303.94, 24,441.33 and 7,978.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,303.94 : 24,441.33 = 7,978.76 : x
2. Step 2: Convert to fraction form
   16,303.94/24,441.33 = 7,978.76/x
3. Step 3: Cross multiply
   16,303.94x = 24,441.33 × 7,978.76
4. Step 4: Simplify right side
   16,303.94x = 195,011,506.15
5. Step 5: Solve for x
   x = 195,011,506.15/16,303.94
6. Step 6: Final answer
   x = 11,961.00