Finding the Fourth Proportional to 1,367.09, 1,888.25 and 1,357.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,367.09 : 1,888.25 = 1,357.49 : x
2. Step 2: Convert to fraction form
   1,367.09/1,888.25 = 1,357.49/x
3. Step 3: Cross multiply
   1,367.09x = 1,888.25 × 1,357.49
4. Step 4: Simplify right side
   1,367.09x = 2,563,273.71
5. Step 5: Solve for x
   x = 2,563,273.71/1,367.09
6. Step 6: Final answer
   x = 1,874.99