Finding the Fourth Proportional to 1,544.52, 2,130.52 and 1,124.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,544.52 : 2,130.52 = 1,124.31 : x
2. Step 2: Convert to fraction form
   1,544.52/2,130.52 = 1,124.31/x
3. Step 3: Cross multiply
   1,544.52x = 2,130.52 × 1,124.31
4. Step 4: Simplify right side
   1,544.52x = 2,395,364.94
5. Step 5: Solve for x
   x = 2,395,364.94/1,544.52
6. Step 6: Final answer
   x = 1,550.88