Finding the Fourth Proportional to 2,558.88, 3,531.06 and 1,510.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558.88 : 3,531.06 = 1,510.74 : x
2. Step 2: Convert to fraction form
   2,558.88/3,531.06 = 1,510.74/x
3. Step 3: Cross multiply
   2,558.88x = 3,531.06 × 1,510.74
4. Step 4: Simplify right side
   2,558.88x = 5,334,513.58
5. Step 5: Solve for x
   x = 5,334,513.58/2,558.88
6. Step 6: Final answer
   x = 2,084.71