Finding the Fourth Proportional to 2,867.86, 4,303.01 and 1,225.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,867.86 : 4,303.01 = 1,225.59 : x
2. Step 2: Convert to fraction form
   2,867.86/4,303.01 = 1,225.59/x
3. Step 3: Cross multiply
   2,867.86x = 4,303.01 × 1,225.59
4. Step 4: Simplify right side
   2,867.86x = 5,273,726.03
5. Step 5: Solve for x
   x = 5,273,726.03/2,867.86
6. Step 6: Final answer
   x = 1,838.91