Finding the Fourth Proportional to 2,651.39, 3,659.00 and 1,588.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,651.39 : 3,659.00 = 1,588.80 : x
2. Step 2: Convert to fraction form
   2,651.39/3,659.00 = 1,588.80/x
3. Step 3: Cross multiply
   2,651.39x = 3,659.00 × 1,588.80
4. Step 4: Simplify right side
   2,651.39x = 5,813,411.26
5. Step 5: Solve for x
   x = 5,813,411.26/2,651.39
6. Step 6: Final answer
   x = 2,192.59