Finding the Fourth Proportional to 1,715.54, 2,367.46 and 929.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,715.54 : 2,367.46 = 929.60 : x
2. Step 2: Convert to fraction form
   1,715.54/2,367.46 = 929.60/x
3. Step 3: Cross multiply
   1,715.54x = 2,367.46 × 929.60
4. Step 4: Simplify right side
   1,715.54x = 2,200,790.82
5. Step 5: Solve for x
   x = 2,200,790.82/1,715.54
6. Step 6: Final answer
   x = 1,282.86