Finding the Fourth Proportional to 1,355.59, 2,032.69 and 624.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355.59 : 2,032.69 = 624.53 : x
2. Step 2: Convert to fraction form
   1,355.59/2,032.69 = 624.53/x
3. Step 3: Cross multiply
   1,355.59x = 2,032.69 × 624.53
4. Step 4: Simplify right side
   1,355.59x = 1,269,475.89
5. Step 5: Solve for x
   x = 1,269,475.89/1,355.59
6. Step 6: Final answer
   x = 936.47