Finding the Fourth Proportional to 1,301.57, 1,795.37 and 928.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,301.57 : 1,795.37 = 928.67 : x
2. Step 2: Convert to fraction form
   1,301.57/1,795.37 = 928.67/x
3. Step 3: Cross multiply
   1,301.57x = 1,795.37 × 928.67
4. Step 4: Simplify right side
   1,301.57x = 1,667,292.64
5. Step 5: Solve for x
   x = 1,667,292.64/1,301.57
6. Step 6: Final answer
   x = 1,280.99