Finding the Fourth Proportional to 1,910.43, 2,871.18 and 1,265.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,910.43 : 2,871.18 = 1,265.27 : x
2. Step 2: Convert to fraction form
   1,910.43/2,871.18 = 1,265.27/x
3. Step 3: Cross multiply
   1,910.43x = 2,871.18 × 1,265.27
4. Step 4: Simplify right side
   1,910.43x = 3,632,803.56
5. Step 5: Solve for x
   x = 3,632,803.56/1,910.43
6. Step 6: Final answer
   x = 1,901.56