Finding the Fourth Proportional to 17,173.39, 23,699.00 and 9,619.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,173.39 : 23,699.00 = 9,619.69 : x
2. Step 2: Convert to fraction form
   17,173.39/23,699.00 = 9,619.69/x
3. Step 3: Cross multiply
   17,173.39x = 23,699.00 × 9,619.69
4. Step 4: Simplify right side
   17,173.39x = 227,976,985.21
5. Step 5: Solve for x
   x = 227,976,985.21/17,173.39
6. Step 6: Final answer
   x = 13,275.02