Finding the Fourth Proportional to 1,411.65, 1,948.74 and 940.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.65 : 1,948.74 = 940.33 : x
2. Step 2: Convert to fraction form
   1,411.65/1,948.74 = 940.33/x
3. Step 3: Cross multiply
   1,411.65x = 1,948.74 × 940.33
4. Step 4: Simplify right side
   1,411.65x = 1,832,444.24
5. Step 5: Solve for x
   x = 1,832,444.24/1,411.65
6. Step 6: Final answer
   x = 1,298.09