Finding the Fourth Proportional to 2,083.64, 3,125.52 and 851.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.64 : 3,125.52 = 851.00 : x
2. Step 2: Convert to fraction form
   2,083.64/3,125.52 = 851.00/x
3. Step 3: Cross multiply
   2,083.64x = 3,125.52 × 851.00
4. Step 4: Simplify right side
   2,083.64x = 2,659,801.89
5. Step 5: Solve for x
   x = 2,659,801.89/2,083.64
6. Step 6: Final answer
   x = 1,276.52