Finding the Fourth Proportional to 1,847.16, 2,766.58 and 1,065.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,847.16 : 2,766.58 = 1,065.31 : x
2. Step 2: Convert to fraction form
   1,847.16/2,766.58 = 1,065.31/x
3. Step 3: Cross multiply
   1,847.16x = 2,766.58 × 1,065.31
4. Step 4: Simplify right side
   1,847.16x = 2,947,265.34
5. Step 5: Solve for x
   x = 2,947,265.34/1,847.16
6. Step 6: Final answer
   x = 1,595.57