Finding the Fourth Proportional to 17,272.82, 23,805.25 and 12,994.83

Step by Step Solution

1. Step 1: Write the proportion equation
   17,272.82 : 23,805.25 = 12,994.83 : x
2. Step 2: Convert to fraction form
   17,272.82/23,805.25 = 12,994.83/x
3. Step 3: Cross multiply
   17,272.82x = 23,805.25 × 12,994.83
4. Step 4: Simplify right side
   17,272.82x = 309,345,144.37
5. Step 5: Solve for x
   x = 309,345,144.37/17,272.82
6. Step 6: Final answer
   x = 17,909.36