Finding the Fourth Proportional to 1,453.55, 2,181.58 and 751.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,453.55 : 2,181.58 = 751.24 : x
2. Step 2: Convert to fraction form
   1,453.55/2,181.58 = 751.24/x
3. Step 3: Cross multiply
   1,453.55x = 2,181.58 × 751.24
4. Step 4: Simplify right side
   1,453.55x = 1,638,895.23
5. Step 5: Solve for x
   x = 1,638,895.23/1,453.55
6. Step 6: Final answer
   x = 1,127.52