Finding the Fourth Proportional to 2,104.55, 3,156.24 and 624.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.55 : 3,156.24 = 624.10 : x
2. Step 2: Convert to fraction form
   2,104.55/3,156.24 = 624.10/x
3. Step 3: Cross multiply
   2,104.55x = 3,156.24 × 624.10
4. Step 4: Simplify right side
   2,104.55x = 1,969,809.38
5. Step 5: Solve for x
   x = 1,969,809.38/2,104.55
6. Step 6: Final answer
   x = 935.98