Finding the Fourth Proportional to 2,317.52, 3,475.72 and 673.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,317.52 : 3,475.72 = 673.64 : x
2. Step 2: Convert to fraction form
   2,317.52/3,475.72 = 673.64/x
3. Step 3: Cross multiply
   2,317.52x = 3,475.72 × 673.64
4. Step 4: Simplify right side
   2,317.52x = 2,341,384.02
5. Step 5: Solve for x
   x = 2,341,384.02/2,317.52
6. Step 6: Final answer
   x = 1,010.30