Finding the Fourth Proportional to 2,303.56, 3,453.54 and 1,148.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,303.56 : 3,453.54 = 1,148.68 : x
2. Step 2: Convert to fraction form
   2,303.56/3,453.54 = 1,148.68/x
3. Step 3: Cross multiply
   2,303.56x = 3,453.54 × 1,148.68
4. Step 4: Simplify right side
   2,303.56x = 3,967,012.33
5. Step 5: Solve for x
   x = 3,967,012.33/2,303.56
6. Step 6: Final answer
   x = 1,722.12