Finding the Fourth Proportional to 2,176.56, 3,266.46 and 1,023.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,176.56 : 3,266.46 = 1,023.12 : x
2. Step 2: Convert to fraction form
   2,176.56/3,266.46 = 1,023.12/x
3. Step 3: Cross multiply
   2,176.56x = 3,266.46 × 1,023.12
4. Step 4: Simplify right side
   2,176.56x = 3,341,980.56
5. Step 5: Solve for x
   x = 3,341,980.56/2,176.56
6. Step 6: Final answer
   x = 1,535.44