Finding the Fourth Proportional to 12,484.56, 17,229.60 and 7,181.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,484.56 : 17,229.60 = 7,181.04 : x
2. Step 2: Convert to fraction form
   12,484.56/17,229.60 = 7,181.04/x
3. Step 3: Cross multiply
   12,484.56x = 17,229.60 × 7,181.04
4. Step 4: Simplify right side
   12,484.56x = 123,726,446.78
5. Step 5: Solve for x
   x = 123,726,446.78/12,484.56
6. Step 6: Final answer
   x = 9,910.36