Finding the Fourth Proportional to 12,846.93, 17,729.28 and 7,469.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,846.93 : 17,729.28 = 7,469.34 : x
2. Step 2: Convert to fraction form
   12,846.93/17,729.28 = 7,469.34/x
3. Step 3: Cross multiply
   12,846.93x = 17,729.28 × 7,469.34
4. Step 4: Simplify right side
   12,846.93x = 132,426,020.28
5. Step 5: Solve for x
   x = 132,426,020.28/12,846.93
6. Step 6: Final answer
   x = 10,307.99