Finding the Fourth Proportional to 1,459.30, 2,012.34 and 1,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,459.30 : 2,012.34 = 1,144 : x
2. Step 2: Convert to fraction form
   1,459.30/2,012.34 = 1,144/x
3. Step 3: Cross multiply
   1,459.30x = 2,012.34 × 1,144
4. Step 4: Simplify right side
   1,459.30x = 2,302,116.96
5. Step 5: Solve for x
   x = 2,302,116.96/1,459.30
6. Step 6: Final answer
   x = 1,577.55