Finding the Fourth Proportional to 1,623.16, 2,431.50 and 1,233.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,623.16 : 2,431.50 = 1,233.82 : x
2. Step 2: Convert to fraction form
   1,623.16/2,431.50 = 1,233.82/x
3. Step 3: Cross multiply
   1,623.16x = 2,431.50 × 1,233.82
4. Step 4: Simplify right side
   1,623.16x = 3,000,033.33
5. Step 5: Solve for x
   x = 3,000,033.33/1,623.16
6. Step 6: Final answer
   x = 1,848.27