Finding the Fourth Proportional to 2,300.07, 3,174.02 and 1,291.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.07 : 3,174.02 = 1,291.71 : x
2. Step 2: Convert to fraction form
   2,300.07/3,174.02 = 1,291.71/x
3. Step 3: Cross multiply
   2,300.07x = 3,174.02 × 1,291.71
4. Step 4: Simplify right side
   2,300.07x = 4,099,923.66
5. Step 5: Solve for x
   x = 4,099,923.66/2,300.07
6. Step 6: Final answer
   x = 1,782.52