Finding the Fourth Proportional to 12,199.52, 18,301.53 and 3,881.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,199.52 : 18,301.53 = 3,881.63 : x
2. Step 2: Convert to fraction form
   12,199.52/18,301.53 = 3,881.63/x
3. Step 3: Cross multiply
   12,199.52x = 18,301.53 × 3,881.63
4. Step 4: Simplify right side
   12,199.52x = 71,039,676.39
5. Step 5: Solve for x
   x = 71,039,676.39/12,199.52
6. Step 6: Final answer
   x = 5,823.16