Finding the Fourth Proportional to 2,314.79, 3,194.42 and 1,266.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,314.79 : 3,194.42 = 1,266.86 : x
2. Step 2: Convert to fraction form
   2,314.79/3,194.42 = 1,266.86/x
3. Step 3: Cross multiply
   2,314.79x = 3,194.42 × 1,266.86
4. Step 4: Simplify right side
   2,314.79x = 4,046,860.61
5. Step 5: Solve for x
   x = 4,046,860.61/2,314.79
6. Step 6: Final answer
   x = 1,748.26