Finding the Fourth Proportional to 3,356.50, 5,035.82 and 1,408.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,356.50 : 5,035.82 = 1,408.18 : x
2. Step 2: Convert to fraction form
   3,356.50/5,035.82 = 1,408.18/x
3. Step 3: Cross multiply
   3,356.50x = 5,035.82 × 1,408.18
4. Step 4: Simplify right side
   3,356.50x = 7,091,341.01
5. Step 5: Solve for x
   x = 7,091,341.01/3,356.50
6. Step 6: Final answer
   x = 2,112.72