Finding the Fourth Proportional to 1,340.04, 1,848.78 and 873.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340.04 : 1,848.78 = 873.48 : x
2. Step 2: Convert to fraction form
   1,340.04/1,848.78 = 873.48/x
3. Step 3: Cross multiply
   1,340.04x = 1,848.78 × 873.48
4. Step 4: Simplify right side
   1,340.04x = 1,614,872.35
5. Step 5: Solve for x
   x = 1,614,872.35/1,340.04
6. Step 6: Final answer
   x = 1,205.09