Finding the Fourth Proportional to 2,051.73, 3,076.25 and 1,685.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051.73 : 3,076.25 = 1,685.61 : x
2. Step 2: Convert to fraction form
   2,051.73/3,076.25 = 1,685.61/x
3. Step 3: Cross multiply
   2,051.73x = 3,076.25 × 1,685.61
4. Step 4: Simplify right side
   2,051.73x = 5,185,349.33
5. Step 5: Solve for x
   x = 5,185,349.33/2,051.73
6. Step 6: Final answer
   x = 2,527.31