Finding the Fourth Proportional to 1,934.74, 2,903.12 and 960.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,934.74 : 2,903.12 = 960.72 : x
2. Step 2: Convert to fraction form
   1,934.74/2,903.12 = 960.72/x
3. Step 3: Cross multiply
   1,934.74x = 2,903.12 × 960.72
4. Step 4: Simplify right side
   1,934.74x = 2,789,085.45
5. Step 5: Solve for x
   x = 2,789,085.45/1,934.74
6. Step 6: Final answer
   x = 1,441.58