Finding the Fourth Proportional to 12,436.17, 17,150.09 and 9,599.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,436.17 : 17,150.09 = 9,599.01 : x
2. Step 2: Convert to fraction form
   12,436.17/17,150.09 = 9,599.01/x
3. Step 3: Cross multiply
   12,436.17x = 17,150.09 × 9,599.01
4. Step 4: Simplify right side
   12,436.17x = 164,623,837.42
5. Step 5: Solve for x
   x = 164,623,837.42/12,436.17
6. Step 6: Final answer
   x = 13,237.50