Finding the Fourth Proportional to 12,434.01, 17,145.78 and 9,601.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,434.01 : 17,145.78 = 9,601.84 : x
2. Step 2: Convert to fraction form
   12,434.01/17,145.78 = 9,601.84/x
3. Step 3: Cross multiply
   12,434.01x = 17,145.78 × 9,601.84
4. Step 4: Simplify right side
   12,434.01x = 164,631,021.66
5. Step 5: Solve for x
   x = 164,631,021.66/12,434.01
6. Step 6: Final answer
   x = 13,240.38