Finding the Fourth Proportional to 2,910.42, 4,364.69 and 1,266.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,910.42 : 4,364.69 = 1,266.48 : x
2. Step 2: Convert to fraction form
   2,910.42/4,364.69 = 1,266.48/x
3. Step 3: Cross multiply
   2,910.42x = 4,364.69 × 1,266.48
4. Step 4: Simplify right side
   2,910.42x = 5,527,786.26
5. Step 5: Solve for x
   x = 5,527,786.26/2,910.42
6. Step 6: Final answer
   x = 1,899.31