Finding the Fourth Proportional to 1,419.94, 1,958.18 and 1,125.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,419.94 : 1,958.18 = 1,125.91 : x
2. Step 2: Convert to fraction form
   1,419.94/1,958.18 = 1,125.91/x
3. Step 3: Cross multiply
   1,419.94x = 1,958.18 × 1,125.91
4. Step 4: Simplify right side
   1,419.94x = 2,204,734.44
5. Step 5: Solve for x
   x = 2,204,734.44/1,419.94
6. Step 6: Final answer
   x = 1,552.70