Finding the Fourth Proportional to 2,558.64, 3,530.88 and 1,510.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558.64 : 3,530.88 = 1,510.68 : x
2. Step 2: Convert to fraction form
   2,558.64/3,530.88 = 1,510.68/x
3. Step 3: Cross multiply
   2,558.64x = 3,530.88 × 1,510.68
4. Step 4: Simplify right side
   2,558.64x = 5,334,029.80
5. Step 5: Solve for x
   x = 5,334,029.80/2,558.64
6. Step 6: Final answer
   x = 2,084.71