Finding the Fourth Proportional to 11,672.25, 16,107.71 and 7,480.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,672.25 : 16,107.71 = 7,480.50 : x
2. Step 2: Convert to fraction form
   11,672.25/16,107.71 = 7,480.50/x
3. Step 3: Cross multiply
   11,672.25x = 16,107.71 × 7,480.50
4. Step 4: Simplify right side
   11,672.25x = 120,493,687.25
5. Step 5: Solve for x
   x = 120,493,687.25/11,672.25
6. Step 6: Final answer
   x = 10,323.09