Finding the Fourth Proportional to 2,335.82, 3,503.34 and 691.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,335.82 : 3,503.34 = 691.98 : x
2. Step 2: Convert to fraction form
   2,335.82/3,503.34 = 691.98/x
3. Step 3: Cross multiply
   2,335.82x = 3,503.34 × 691.98
4. Step 4: Simplify right side
   2,335.82x = 2,424,245.17
5. Step 5: Solve for x
   x = 2,424,245.17/2,335.82
6. Step 6: Final answer
   x = 1,037.86