Finding the Fourth Proportional to 1,848.43, 2,551.67 and 1,219.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,848.43 : 2,551.67 = 1,219.33 : x
2. Step 2: Convert to fraction form
   1,848.43/2,551.67 = 1,219.33/x
3. Step 3: Cross multiply
   1,848.43x = 2,551.67 × 1,219.33
4. Step 4: Simplify right side
   1,848.43x = 3,111,327.78
5. Step 5: Solve for x
   x = 3,111,327.78/1,848.43
6. Step 6: Final answer
   x = 1,683.23