Finding the Fourth Proportional to 10,181.52, 14,049.72 and 5,705.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,181.52 : 14,049.72 = 5,705.16 : x
2. Step 2: Convert to fraction form
   10,181.52/14,049.72 = 5,705.16/x
3. Step 3: Cross multiply
   10,181.52x = 14,049.72 × 5,705.16
4. Step 4: Simplify right side
   10,181.52x = 80,155,900.56
5. Step 5: Solve for x
   x = 80,155,900.56/10,181.52
6. Step 6: Final answer
   x = 7,872.69