Finding the Fourth Proportional to 1,488.82, 2,055.50 and 957.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,488.82 : 2,055.50 = 957.94 : x
2. Step 2: Convert to fraction form
   1,488.82/2,055.50 = 957.94/x
3. Step 3: Cross multiply
   1,488.82x = 2,055.50 × 957.94
4. Step 4: Simplify right side
   1,488.82x = 1,969,045.67
5. Step 5: Solve for x
   x = 1,969,045.67/1,488.82
6. Step 6: Final answer
   x = 1,322.55