Finding the Fourth Proportional to 12,382.72, 17,083.99 and 7,073.77

Step by Step Solution

1. Step 1: Write the proportion equation
   12,382.72 : 17,083.99 = 7,073.77 : x
2. Step 2: Convert to fraction form
   12,382.72/17,083.99 = 7,073.77/x
3. Step 3: Cross multiply
   12,382.72x = 17,083.99 × 7,073.77
4. Step 4: Simplify right side
   12,382.72x = 120,848,215.94
5. Step 5: Solve for x
   x = 120,848,215.94/12,382.72
6. Step 6: Final answer
   x = 9,759.42