Finding the Fourth Proportional to 2,532.89, 3,800.21 and 889.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,532.89 : 3,800.21 = 889.67 : x
2. Step 2: Convert to fraction form
   2,532.89/3,800.21 = 889.67/x
3. Step 3: Cross multiply
   2,532.89x = 3,800.21 × 889.67
4. Step 4: Simplify right side
   2,532.89x = 3,380,909.38
5. Step 5: Solve for x
   x = 3,380,909.38/2,532.89
6. Step 6: Final answer
   x = 1,334.81