Finding the Fourth Proportional to 12,366.29, 17,065.76 and 7,061.60

Step by Step Solution

1. Step 1: Write the proportion equation
   12,366.29 : 17,065.76 = 7,061.60 : x
2. Step 2: Convert to fraction form
   12,366.29/17,065.76 = 7,061.60/x
3. Step 3: Cross multiply
   12,366.29x = 17,065.76 × 7,061.60
4. Step 4: Simplify right side
   12,366.29x = 120,511,450.18
5. Step 5: Solve for x
   x = 120,511,450.18/12,366.29
6. Step 6: Final answer
   x = 9,745.16