Finding the Fourth Proportional to 1,662.54, 2,494.73 and 622.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.54 : 2,494.73 = 622.50 : x
2. Step 2: Convert to fraction form
   1,662.54/2,494.73 = 622.50/x
3. Step 3: Cross multiply
   1,662.54x = 2,494.73 × 622.50
4. Step 4: Simplify right side
   1,662.54x = 1,552,969.43
5. Step 5: Solve for x
   x = 1,552,969.43/1,662.54
6. Step 6: Final answer
   x = 934.09