Finding the Fourth Proportional to 2,521.59, 3,479.73 and 1,459.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521.59 : 3,479.73 = 1,459.21 : x
2. Step 2: Convert to fraction form
   2,521.59/3,479.73 = 1,459.21/x
3. Step 3: Cross multiply
   2,521.59x = 3,479.73 × 1,459.21
4. Step 4: Simplify right side
   2,521.59x = 5,077,643.48
5. Step 5: Solve for x
   x = 5,077,643.48/2,521.59
6. Step 6: Final answer
   x = 2,013.67