Finding the Fourth Proportional to 1,548.58, 2,132.37 and 1,338.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,548.58 : 2,132.37 = 1,338.37 : x
2. Step 2: Convert to fraction form
   1,548.58/2,132.37 = 1,338.37/x
3. Step 3: Cross multiply
   1,548.58x = 2,132.37 × 1,338.37
4. Step 4: Simplify right side
   1,548.58x = 2,853,900.04
5. Step 5: Solve for x
   x = 2,853,900.04/1,548.58
6. Step 6: Final answer
   x = 1,842.91