Finding the Fourth Proportional to 3,662.48, 5,492.58 and 1,322.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.48 : 5,492.58 = 1,322.18 : x
2. Step 2: Convert to fraction form
   3,662.48/5,492.58 = 1,322.18/x
3. Step 3: Cross multiply
   3,662.48x = 5,492.58 × 1,322.18
4. Step 4: Simplify right side
   3,662.48x = 7,262,179.42
5. Step 5: Solve for x
   x = 7,262,179.42/3,662.48
6. Step 6: Final answer
   x = 1,982.86