Finding the Fourth Proportional to 2,791.32, 4,185.58 and 1,059.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,791.32 : 4,185.58 = 1,059.56 : x
2. Step 2: Convert to fraction form
   2,791.32/4,185.58 = 1,059.56/x
3. Step 3: Cross multiply
   2,791.32x = 4,185.58 × 1,059.56
4. Step 4: Simplify right side
   2,791.32x = 4,434,873.14
5. Step 5: Solve for x
   x = 4,434,873.14/2,791.32
6. Step 6: Final answer
   x = 1,588.81