Finding the Fourth Proportional to 7,158.53, 10,738.56 and 1,964.41

Step by Step Solution

1. Step 1: Write the proportion equation
   7,158.53 : 10,738.56 = 1,964.41 : x
2. Step 2: Convert to fraction form
   7,158.53/10,738.56 = 1,964.41/x
3. Step 3: Cross multiply
   7,158.53x = 10,738.56 × 1,964.41
4. Step 4: Simplify right side
   7,158.53x = 21,094,934.65
5. Step 5: Solve for x
   x = 21,094,934.65/7,158.53
6. Step 6: Final answer
   x = 2,946.82