Finding the Fourth Proportional to 1,693.05, 2,539.31 and 705.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,693.05 : 2,539.31 = 705.82 : x
2. Step 2: Convert to fraction form
   1,693.05/2,539.31 = 705.82/x
3. Step 3: Cross multiply
   1,693.05x = 2,539.31 × 705.82
4. Step 4: Simplify right side
   1,693.05x = 1,792,297.42
5. Step 5: Solve for x
   x = 1,792,297.42/1,693.05
6. Step 6: Final answer
   x = 1,058.62