Finding the Fourth Proportional to 2,856.02, 3,941.73 and 1,808.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,856.02 : 3,941.73 = 1,808.18 : x
2. Step 2: Convert to fraction form
   2,856.02/3,941.73 = 1,808.18/x
3. Step 3: Cross multiply
   2,856.02x = 3,941.73 × 1,808.18
4. Step 4: Simplify right side
   2,856.02x = 7,127,357.35
5. Step 5: Solve for x
   x = 7,127,357.35/2,856.02
6. Step 6: Final answer
   x = 2,495.56