Finding the Fourth Proportional to 1,550.00, 2,132.66 and 1,339.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,550.00 : 2,132.66 = 1,339.50 : x
2. Step 2: Convert to fraction form
   1,550.00/2,132.66 = 1,339.50/x
3. Step 3: Cross multiply
   1,550.00x = 2,132.66 × 1,339.50
4. Step 4: Simplify right side
   1,550.00x = 2,856,691.37
5. Step 5: Solve for x
   x = 2,856,691.37/1,550.00
6. Step 6: Final answer
   x = 1,843.03