Finding the Fourth Proportional to 2,390, 3,298.56 and 1,459.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390 : 3,298.56 = 1,459.04 : x
2. Step 2: Convert to fraction form
   2,390/3,298.56 = 1,459.04/x
3. Step 3: Cross multiply
   2,390x = 3,298.56 × 1,459.04
4. Step 4: Simplify right side
   2,390x = 4,812,730.98
5. Step 5: Solve for x
   x = 4,812,730.98/2,390
6. Step 6: Final answer
   x = 2,013.69