Finding the Fourth Proportional to 12,319.98, 17,002.83 and 7,285.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,319.98 : 17,002.83 = 7,285.83 : x
2. Step 2: Convert to fraction form
   12,319.98/17,002.83 = 7,285.83/x
3. Step 3: Cross multiply
   12,319.98x = 17,002.83 × 7,285.83
4. Step 4: Simplify right side
   12,319.98x = 123,879,728.90
5. Step 5: Solve for x
   x = 123,879,728.90/12,319.98
6. Step 6: Final answer
   x = 10,055.19