Finding the Fourth Proportional to 1,692.06, 2,335.03 and 935.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,692.06 : 2,335.03 = 935.89 : x
2. Step 2: Convert to fraction form
   1,692.06/2,335.03 = 935.89/x
3. Step 3: Cross multiply
   1,692.06x = 2,335.03 × 935.89
4. Step 4: Simplify right side
   1,692.06x = 2,185,326.55
5. Step 5: Solve for x
   x = 2,185,326.55/1,692.06
6. Step 6: Final answer
   x = 1,291.52