Finding the Fourth Proportional to 2,886.86, 3,983.82 and 1,627.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,886.86 : 3,983.82 = 1,627.94 : x
2. Step 2: Convert to fraction form
   2,886.86/3,983.82 = 1,627.94/x
3. Step 3: Cross multiply
   2,886.86x = 3,983.82 × 1,627.94
4. Step 4: Simplify right side
   2,886.86x = 6,485,419.93
5. Step 5: Solve for x
   x = 6,485,419.93/2,886.86
6. Step 6: Final answer
   x = 2,246.53