Finding the Fourth Proportional to 3,111.50, 4,666.74 and 1,262.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.50 : 4,666.74 = 1,262.54 : x
2. Step 2: Convert to fraction form
   3,111.50/4,666.74 = 1,262.54/x
3. Step 3: Cross multiply
   3,111.50x = 4,666.74 × 1,262.54
4. Step 4: Simplify right side
   3,111.50x = 5,891,946.55
5. Step 5: Solve for x
   x = 5,891,946.55/3,111.50
6. Step 6: Final answer
   x = 1,893.60