Finding the Fourth Proportional to 2,583.01, 3,875.06 and 851.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,583.01 : 3,875.06 = 851.77 : x
2. Step 2: Convert to fraction form
   2,583.01/3,875.06 = 851.77/x
3. Step 3: Cross multiply
   2,583.01x = 3,875.06 × 851.77
4. Step 4: Simplify right side
   2,583.01x = 3,300,659.86
5. Step 5: Solve for x
   x = 3,300,659.86/2,583.01
6. Step 6: Final answer
   x = 1,277.83