Finding the Fourth Proportional to 1,810.37, 2,498.58 and 1,147.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,810.37 : 2,498.58 = 1,147.29 : x
2. Step 2: Convert to fraction form
   1,810.37/2,498.58 = 1,147.29/x
3. Step 3: Cross multiply
   1,810.37x = 2,498.58 × 1,147.29
4. Step 4: Simplify right side
   1,810.37x = 2,866,595.85
5. Step 5: Solve for x
   x = 2,866,595.85/1,810.37
6. Step 6: Final answer
   x = 1,583.43