Finding the Fourth Proportional to 1,525.59, 2,104.50 and 928.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,525.59 : 2,104.50 = 928.27 : x
2. Step 2: Convert to fraction form
   1,525.59/2,104.50 = 928.27/x
3. Step 3: Cross multiply
   1,525.59x = 2,104.50 × 928.27
4. Step 4: Simplify right side
   1,525.59x = 1,953,535.88
5. Step 5: Solve for x
   x = 1,953,535.88/1,525.59
6. Step 6: Final answer
   x = 1,280.51