Finding the Fourth Proportional to 1,882.18, 2,597.40 and 1,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,882.18 : 2,597.40 = 1,085.50 : x
2. Step 2: Convert to fraction form
   1,882.18/2,597.40 = 1,085.50/x
3. Step 3: Cross multiply
   1,882.18x = 2,597.40 × 1,085.50
4. Step 4: Simplify right side
   1,882.18x = 2,819,477.70
5. Step 5: Solve for x
   x = 2,819,477.70/1,882.18
6. Step 6: Final answer
   x = 1,497.99