Finding the Fourth Proportional to 1,419.66, 1,958.89 and 888.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,419.66 : 1,958.89 = 888.48 : x
2. Step 2: Convert to fraction form
   1,419.66/1,958.89 = 888.48/x
3. Step 3: Cross multiply
   1,419.66x = 1,958.89 × 888.48
4. Step 4: Simplify right side
   1,419.66x = 1,740,434.59
5. Step 5: Solve for x
   x = 1,740,434.59/1,419.66
6. Step 6: Final answer
   x = 1,225.95