Finding the Fourth Proportional to 2,866.50, 4,297.86 and 1,634.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,866.50 : 4,297.86 = 1,634.58 : x
2. Step 2: Convert to fraction form
   2,866.50/4,297.86 = 1,634.58/x
3. Step 3: Cross multiply
   2,866.50x = 4,297.86 × 1,634.58
4. Step 4: Simplify right side
   2,866.50x = 7,025,196.00
5. Step 5: Solve for x
   x = 7,025,196.00/2,866.50
6. Step 6: Final answer
   x = 2,450.79