Finding the Fourth Proportional to 12,435.01, 17,147.16 and 9,602.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,435.01 : 17,147.16 = 9,602.84 : x
2. Step 2: Convert to fraction form
   12,435.01/17,147.16 = 9,602.84/x
3. Step 3: Cross multiply
   12,435.01x = 17,147.16 × 9,602.84
4. Step 4: Simplify right side
   12,435.01x = 164,661,433.93
5. Step 5: Solve for x
   x = 164,661,433.93/12,435.01
6. Step 6: Final answer
   x = 13,241.76