Finding the Fourth Proportional to 2,591.21, 3,575.49 and 1,529.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591.21 : 3,575.49 = 1,529.00 : x
2. Step 2: Convert to fraction form
   2,591.21/3,575.49 = 1,529.00/x
3. Step 3: Cross multiply
   2,591.21x = 3,575.49 × 1,529.00
4. Step 4: Simplify right side
   2,591.21x = 5,466,906.33
5. Step 5: Solve for x
   x = 5,466,906.33/2,591.21
6. Step 6: Final answer
   x = 2,109.79