Finding the Fourth Proportional to 1,487.54, 2,052.81 and 964.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,487.54 : 2,052.81 = 964.49 : x
2. Step 2: Convert to fraction form
   1,487.54/2,052.81 = 964.49/x
3. Step 3: Cross multiply
   1,487.54x = 2,052.81 × 964.49
4. Step 4: Simplify right side
   1,487.54x = 1,979,904.45
5. Step 5: Solve for x
   x = 1,979,904.45/1,487.54
6. Step 6: Final answer
   x = 1,330.99