Finding the Fourth Proportional to 3,856.71, 5,322.29 and 2,088.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,856.71 : 5,322.29 = 2,088.35 : x
2. Step 2: Convert to fraction form
   3,856.71/5,322.29 = 2,088.35/x
3. Step 3: Cross multiply
   3,856.71x = 5,322.29 × 2,088.35
4. Step 4: Simplify right side
   3,856.71x = 11,114,804.32
5. Step 5: Solve for x
   x = 11,114,804.32/3,856.71
6. Step 6: Final answer
   x = 2,881.94