Finding the Fourth Proportional to 9,181.89, 12,671.53 and 5,204.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,181.89 : 12,671.53 = 5,204.29 : x
2. Step 2: Convert to fraction form
   9,181.89/12,671.53 = 5,204.29/x
3. Step 3: Cross multiply
   9,181.89x = 12,671.53 × 5,204.29
4. Step 4: Simplify right side
   9,181.89x = 65,946,316.86
5. Step 5: Solve for x
   x = 65,946,316.86/9,181.89
6. Step 6: Final answer
   x = 7,182.22