Finding the Fourth Proportional to 1,085.46, 1,498.26 and 692.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085.46 : 1,498.26 = 692.60 : x
2. Step 2: Convert to fraction form
   1,085.46/1,498.26 = 692.60/x
3. Step 3: Cross multiply
   1,085.46x = 1,498.26 × 692.60
4. Step 4: Simplify right side
   1,085.46x = 1,037,694.88
5. Step 5: Solve for x
   x = 1,037,694.88/1,085.46
6. Step 6: Final answer
   x = 956.00