Finding the Fourth Proportional to 2,162.00, 3,243.48 and 622.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162.00 : 3,243.48 = 622.88 : x
2. Step 2: Convert to fraction form
   2,162.00/3,243.48 = 622.88/x
3. Step 3: Cross multiply
   2,162.00x = 3,243.48 × 622.88
4. Step 4: Simplify right side
   2,162.00x = 2,020,279.49
5. Step 5: Solve for x
   x = 2,020,279.49/2,162.00
6. Step 6: Final answer
   x = 934.45