Finding the Fourth Proportional to 2,580.81, 3,560.27 and 1,532.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,580.81 : 3,560.27 = 1,532.13 : x
2. Step 2: Convert to fraction form
   2,580.81/3,560.27 = 1,532.13/x
3. Step 3: Cross multiply
   2,580.81x = 3,560.27 × 1,532.13
4. Step 4: Simplify right side
   2,580.81x = 5,454,788.81
5. Step 5: Solve for x
   x = 5,454,788.81/2,580.81
6. Step 6: Final answer
   x = 2,113.60