Finding the Fourth Proportional to 2,317.02, 3,471.63 and 1,145.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,317.02 : 3,471.63 = 1,145.46 : x
2. Step 2: Convert to fraction form
   2,317.02/3,471.63 = 1,145.46/x
3. Step 3: Cross multiply
   2,317.02x = 3,471.63 × 1,145.46
4. Step 4: Simplify right side
   2,317.02x = 3,976,613.30
5. Step 5: Solve for x
   x = 3,976,613.30/2,317.02
6. Step 6: Final answer
   x = 1,716.26