Finding the Fourth Proportional to 12,181.82, 18,274.98 and 3,863.93

Step by Step Solution

1. Step 1: Write the proportion equation
   12,181.82 : 18,274.98 = 3,863.93 : x
2. Step 2: Convert to fraction form
   12,181.82/18,274.98 = 3,863.93/x
3. Step 3: Cross multiply
   12,181.82x = 18,274.98 × 3,863.93
4. Step 4: Simplify right side
   12,181.82x = 70,613,152.10
5. Step 5: Solve for x
   x = 70,613,152.10/12,181.82
6. Step 6: Final answer
   x = 5,796.60