Finding the Fourth Proportional to 1,097.35, 1,636.54 and 933.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097.35 : 1,636.54 = 933.83 : x
2. Step 2: Convert to fraction form
   1,097.35/1,636.54 = 933.83/x
3. Step 3: Cross multiply
   1,097.35x = 1,636.54 × 933.83
4. Step 4: Simplify right side
   1,097.35x = 1,528,245.77
5. Step 5: Solve for x
   x = 1,528,245.77/1,097.35
6. Step 6: Final answer
   x = 1,392.67