Finding the Fourth Proportional to 12,383.91, 17,085.63 and 7,074.97

Step by Step Solution

1. Step 1: Write the proportion equation
   12,383.91 : 17,085.63 = 7,074.97 : x
2. Step 2: Convert to fraction form
   12,383.91/17,085.63 = 7,074.97/x
3. Step 3: Cross multiply
   12,383.91x = 17,085.63 × 7,074.97
4. Step 4: Simplify right side
   12,383.91x = 120,880,234.25
5. Step 5: Solve for x
   x = 120,880,234.25/12,383.91
6. Step 6: Final answer
   x = 9,761.07