Finding the Fourth Proportional to 1,124.86, 1,552.33 and 627.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,124.86 : 1,552.33 = 627.48 : x
2. Step 2: Convert to fraction form
   1,124.86/1,552.33 = 627.48/x
3. Step 3: Cross multiply
   1,124.86x = 1,552.33 × 627.48
4. Step 4: Simplify right side
   1,124.86x = 974,056.03
5. Step 5: Solve for x
   x = 974,056.03/1,124.86
6. Step 6: Final answer
   x = 865.94