Finding the Fourth Proportional to 2,314.47, 3,469.37 and 1,157.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,314.47 : 3,469.37 = 1,157.79 : x
2. Step 2: Convert to fraction form
   2,314.47/3,469.37 = 1,157.79/x
3. Step 3: Cross multiply
   2,314.47x = 3,469.37 × 1,157.79
4. Step 4: Simplify right side
   2,314.47x = 4,016,796.10
5. Step 5: Solve for x
   x = 4,016,796.10/2,314.47
6. Step 6: Final answer
   x = 1,735.51