Finding the Fourth Proportional to 1,223.51, 1,835.27 and 357.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,223.51 : 1,835.27 = 357.82 : x
2. Step 2: Convert to fraction form
   1,223.51/1,835.27 = 357.82/x
3. Step 3: Cross multiply
   1,223.51x = 1,835.27 × 357.82
4. Step 4: Simplify right side
   1,223.51x = 656,695.43
5. Step 5: Solve for x
   x = 656,695.43/1,223.51
6. Step 6: Final answer
   x = 536.73