Finding the Fourth Proportional to 2,488.39, 3,731.67 and 1,448.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.39 : 3,731.67 = 1,448.75 : x
2. Step 2: Convert to fraction form
   2,488.39/3,731.67 = 1,448.75/x
3. Step 3: Cross multiply
   2,488.39x = 3,731.67 × 1,448.75
4. Step 4: Simplify right side
   2,488.39x = 5,406,266.24
5. Step 5: Solve for x
   x = 5,406,266.24/2,488.39
6. Step 6: Final answer
   x = 2,172.60