Finding the Fourth Proportional to 9,146.27, 13,719.08 and 3,877.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,146.27 : 13,719.08 = 3,877.88 : x
2. Step 2: Convert to fraction form
   9,146.27/13,719.08 = 3,877.88/x
3. Step 3: Cross multiply
   9,146.27x = 13,719.08 × 3,877.88
4. Step 4: Simplify right side
   9,146.27x = 53,200,989.94
5. Step 5: Solve for x
   x = 53,200,989.94/9,146.27
6. Step 6: Final answer
   x = 5,816.69