Finding the Fourth Proportional to 16,651.94, 22,978.99 and 9,482.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,651.94 : 22,978.99 = 9,482.82 : x
2. Step 2: Convert to fraction form
   16,651.94/22,978.99 = 9,482.82/x
3. Step 3: Cross multiply
   16,651.94x = 22,978.99 × 9,482.82
4. Step 4: Simplify right side
   16,651.94x = 217,905,625.95
5. Step 5: Solve for x
   x = 217,905,625.95/16,651.94
6. Step 6: Final answer
   x = 13,085.90