Finding the Fourth Proportional to 1,623.68, 2,433.72 and 1,036.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,623.68 : 2,433.72 = 1,036.83 : x
2. Step 2: Convert to fraction form
   1,623.68/2,433.72 = 1,036.83/x
3. Step 3: Cross multiply
   1,623.68x = 2,433.72 × 1,036.83
4. Step 4: Simplify right side
   1,623.68x = 2,523,353.91
5. Step 5: Solve for x
   x = 2,523,353.91/1,623.68
6. Step 6: Final answer
   x = 1,554.10