Finding the Fourth Proportional to 1,941, 2,678.50 and 1,056.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941 : 2,678.50 = 1,056.81 : x
2. Step 2: Convert to fraction form
   1,941/2,678.50 = 1,056.81/x
3. Step 3: Cross multiply
   1,941x = 2,678.50 × 1,056.81
4. Step 4: Simplify right side
   1,941x = 2,830,665.59
5. Step 5: Solve for x
   x = 2,830,665.59/1,941
6. Step 6: Final answer
   x = 1,458.35