Finding the Fourth Proportional to 3,856.67, 5,322.18 and 2,088.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,856.67 : 5,322.18 = 2,088.27 : x
2. Step 2: Convert to fraction form
   3,856.67/5,322.18 = 2,088.27/x
3. Step 3: Cross multiply
   3,856.67x = 5,322.18 × 2,088.27
4. Step 4: Simplify right side
   3,856.67x = 11,114,148.83
5. Step 5: Solve for x
   x = 11,114,148.83/3,856.67
6. Step 6: Final answer
   x = 2,881.80