Finding the Fourth Proportional to 19,759.50, 29,650.89 and 7,288.23

Step by Step Solution

1. Step 1: Write the proportion equation
   19,759.50 : 29,650.89 = 7,288.23 : x
2. Step 2: Convert to fraction form
   19,759.50/29,650.89 = 7,288.23/x
3. Step 3: Cross multiply
   19,759.50x = 29,650.89 × 7,288.23
4. Step 4: Simplify right side
   19,759.50x = 216,102,506.02
5. Step 5: Solve for x
   x = 216,102,506.02/19,759.50
6. Step 6: Final answer
   x = 10,936.64