Finding the Fourth Proportional to 2,866.64, 4,300.58 and 892.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,866.64 : 4,300.58 = 892.24 : x
2. Step 2: Convert to fraction form
   2,866.64/4,300.58 = 892.24/x
3. Step 3: Cross multiply
   2,866.64x = 4,300.58 × 892.24
4. Step 4: Simplify right side
   2,866.64x = 3,837,140.98
5. Step 5: Solve for x
   x = 3,837,140.98/2,866.64
6. Step 6: Final answer
   x = 1,338.55