Finding the Fourth Proportional to 3,805.31, 5,708.69 and 1,753.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,805.31 : 5,708.69 = 1,753.31 : x
2. Step 2: Convert to fraction form
   3,805.31/5,708.69 = 1,753.31/x
3. Step 3: Cross multiply
   3,805.31x = 5,708.69 × 1,753.31
4. Step 4: Simplify right side
   3,805.31x = 10,009,115.34
5. Step 5: Solve for x
   x = 10,009,115.34/3,805.31
6. Step 6: Final answer
   x = 2,630.30