Finding the Fourth Proportional to 9,667.10, 13,336.62 and 7,425.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,667.10 : 13,336.62 = 7,425.02 : x
2. Step 2: Convert to fraction form
   9,667.10/13,336.62 = 7,425.02/x
3. Step 3: Cross multiply
   9,667.10x = 13,336.62 × 7,425.02
4. Step 4: Simplify right side
   9,667.10x = 99,024,670.23
5. Step 5: Solve for x
   x = 99,024,670.23/9,667.10
6. Step 6: Final answer
   x = 10,243.47