Finding the Fourth Proportional to 1,941.95, 2,679.89 and 1,057.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941.95 : 2,679.89 = 1,057.76 : x
2. Step 2: Convert to fraction form
   1,941.95/2,679.89 = 1,057.76/x
3. Step 3: Cross multiply
   1,941.95x = 2,679.89 × 1,057.76
4. Step 4: Simplify right side
   1,941.95x = 2,834,667.05
5. Step 5: Solve for x
   x = 2,834,667.05/1,941.95
6. Step 6: Final answer
   x = 1,459.71