Finding the Fourth Proportional to 17,278, 23,846.52 and 13,078.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,278 : 23,846.52 = 13,078.96 : x
2. Step 2: Convert to fraction form
   17,278/23,846.52 = 13,078.96/x
3. Step 3: Cross multiply
   17,278x = 23,846.52 × 13,078.96
4. Step 4: Simplify right side
   17,278x = 311,887,681.22
5. Step 5: Solve for x
   x = 311,887,681.22/17,278
6. Step 6: Final answer
   x = 18,051.14