Finding the Fourth Proportional to 12,412.53, 17,126.85 and 7,694.67

Step by Step Solution

1. Step 1: Write the proportion equation
   12,412.53 : 17,126.85 = 7,694.67 : x
2. Step 2: Convert to fraction form
   12,412.53/17,126.85 = 7,694.67/x
3. Step 3: Cross multiply
   12,412.53x = 17,126.85 × 7,694.67
4. Step 4: Simplify right side
   12,412.53x = 131,785,458.89
5. Step 5: Solve for x
   x = 131,785,458.89/12,412.53
6. Step 6: Final answer
   x = 10,617.13