Finding the Fourth Proportional to 1,550.37, 2,321.76 and 1,000.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,550.37 : 2,321.76 = 1,000.89 : x
2. Step 2: Convert to fraction form
   1,550.37/2,321.76 = 1,000.89/x
3. Step 3: Cross multiply
   1,550.37x = 2,321.76 × 1,000.89
4. Step 4: Simplify right side
   1,550.37x = 2,323,830.12
5. Step 5: Solve for x
   x = 2,323,830.12/1,550.37
6. Step 6: Final answer
   x = 1,498.88