Finding the Fourth Proportional to 1,517.42, 2,093.96 and 928.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,517.42 : 2,093.96 = 928.01 : x
2. Step 2: Convert to fraction form
   1,517.42/2,093.96 = 928.01/x
3. Step 3: Cross multiply
   1,517.42x = 2,093.96 × 928.01
4. Step 4: Simplify right side
   1,517.42x = 1,943,215.82
5. Step 5: Solve for x
   x = 1,943,215.82/1,517.42
6. Step 6: Final answer
   x = 1,280.61