Finding the Fourth Proportional to 1,849.38, 2,548.54 and 1,377.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,849.38 : 2,548.54 = 1,377.81 : x
2. Step 2: Convert to fraction form
   1,849.38/2,548.54 = 1,377.81/x
3. Step 3: Cross multiply
   1,849.38x = 2,548.54 × 1,377.81
4. Step 4: Simplify right side
   1,849.38x = 3,511,401.74
5. Step 5: Solve for x
   x = 3,511,401.74/1,849.38
6. Step 6: Final answer
   x = 1,898.69