Finding the Fourth Proportional to 1,459.42, 2,014.27 and 1,320.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,459.42 : 2,014.27 = 1,320.10 : x
2. Step 2: Convert to fraction form
   1,459.42/2,014.27 = 1,320.10/x
3. Step 3: Cross multiply
   1,459.42x = 2,014.27 × 1,320.10
4. Step 4: Simplify right side
   1,459.42x = 2,659,029.49
5. Step 5: Solve for x
   x = 2,659,029.49/1,459.42
6. Step 6: Final answer
   x = 1,821.98