Finding the Fourth Proportional to 2,060.58, 3,089.40 and 964.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,060.58 : 3,089.40 = 964.38 : x
2. Step 2: Convert to fraction form
   2,060.58/3,089.40 = 964.38/x
3. Step 3: Cross multiply
   2,060.58x = 3,089.40 × 964.38
4. Step 4: Simplify right side
   2,060.58x = 2,979,355.57
5. Step 5: Solve for x
   x = 2,979,355.57/2,060.58
6. Step 6: Final answer
   x = 1,445.88