Finding the Fourth Proportional to 1,124.34, 1,552.23 and 752.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,124.34 : 1,552.23 = 752.55 : x
2. Step 2: Convert to fraction form
   1,124.34/1,552.23 = 752.55/x
3. Step 3: Cross multiply
   1,124.34x = 1,552.23 × 752.55
4. Step 4: Simplify right side
   1,124.34x = 1,168,130.69
5. Step 5: Solve for x
   x = 1,168,130.69/1,124.34
6. Step 6: Final answer
   x = 1,038.95