Finding the Fourth Proportional to 2,185.83, 3,273.55 and 1,197.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.83 : 3,273.55 = 1,197.17 : x
2. Step 2: Convert to fraction form
   2,185.83/3,273.55 = 1,197.17/x
3. Step 3: Cross multiply
   2,185.83x = 3,273.55 × 1,197.17
4. Step 4: Simplify right side
   2,185.83x = 3,918,988.77
5. Step 5: Solve for x
   x = 3,918,988.77/2,185.83
6. Step 6: Final answer
   x = 1,792.91