Finding the Fourth Proportional to 1,665.00, 2,496.85 and 624.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665.00 : 2,496.85 = 624.43 : x
2. Step 2: Convert to fraction form
   1,665.00/2,496.85 = 624.43/x
3. Step 3: Cross multiply
   1,665.00x = 2,496.85 × 624.43
4. Step 4: Simplify right side
   1,665.00x = 1,559,108.43
5. Step 5: Solve for x
   x = 1,559,108.43/1,665.00
6. Step 6: Final answer
   x = 936.40