Finding the Fourth Proportional to 3,662.56, 5,492.70 and 1,322.26

Step by Step Solution

1. Step 1: Write the proportion equation
   3,662.56 : 5,492.70 = 1,322.26 : x
2. Step 2: Convert to fraction form
   3,662.56/5,492.70 = 1,322.26/x
3. Step 3: Cross multiply
   3,662.56x = 5,492.70 × 1,322.26
4. Step 4: Simplify right side
   3,662.56x = 7,262,777.50
5. Step 5: Solve for x
   x = 7,262,777.50/3,662.56
6. Step 6: Final answer
   x = 1,982.98