Finding the Fourth Proportional to 1,505.52, 2,075.32 and 1,085.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505.52 : 2,075.32 = 1,085.68 : x
2. Step 2: Convert to fraction form
   1,505.52/2,075.32 = 1,085.68/x
3. Step 3: Cross multiply
   1,505.52x = 2,075.32 × 1,085.68
4. Step 4: Simplify right side
   1,505.52x = 2,253,133.42
5. Step 5: Solve for x
   x = 2,253,133.42/1,505.52
6. Step 6: Final answer
   x = 1,496.58