Finding the Fourth Proportional to 2,580.76, 3,561.42 and 1,532.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.76 : 3,561.42 = 1,532.84 : x
2. Step 2: Convert to fraction form
   2,580.76/3,561.42 = 1,532.84/x
3. Step 3: Cross multiply
   2,580.76x = 3,561.42 × 1,532.84
4. Step 4: Simplify right side
   2,580.76x = 5,459,087.03
5. Step 5: Solve for x
   x = 5,459,087.03/2,580.76
6. Step 6: Final answer
   x = 2,115.30