Finding the Fourth Proportional to 1,676.52, 2,313.55 and 930.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,676.52 : 2,313.55 = 930.50 : x
2. Step 2: Convert to fraction form
   1,676.52/2,313.55 = 930.50/x
3. Step 3: Cross multiply
   1,676.52x = 2,313.55 × 930.50
4. Step 4: Simplify right side
   1,676.52x = 2,152,744.38
5. Step 5: Solve for x
   x = 2,152,744.38/1,676.52
6. Step 6: Final answer
   x = 1,284.06