Finding the Fourth Proportional to 1,975.86, 2,726.17 and 1,345.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,975.86 : 2,726.17 = 1,345.27 : x
2. Step 2: Convert to fraction form
   1,975.86/2,726.17 = 1,345.27/x
3. Step 3: Cross multiply
   1,975.86x = 2,726.17 × 1,345.27
4. Step 4: Simplify right side
   1,975.86x = 3,667,434.72
5. Step 5: Solve for x
   x = 3,667,434.72/1,975.86
6. Step 6: Final answer
   x = 1,856.12