Finding the Fourth Proportional to 11,492.82, 17,231.49 and 3,994.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,492.82 : 17,231.49 = 3,994.47 : x
2. Step 2: Convert to fraction form
   11,492.82/17,231.49 = 3,994.47/x
3. Step 3: Cross multiply
   11,492.82x = 17,231.49 × 3,994.47
4. Step 4: Simplify right side
   11,492.82x = 68,830,669.86
5. Step 5: Solve for x
   x = 68,830,669.86/11,492.82
6. Step 6: Final answer
   x = 5,989.01