Finding the Fourth Proportional to 1,423.25, 1,964.41 and 925.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423.25 : 1,964.41 = 925.03 : x
2. Step 2: Convert to fraction form
   1,423.25/1,964.41 = 925.03/x
3. Step 3: Cross multiply
   1,423.25x = 1,964.41 × 925.03
4. Step 4: Simplify right side
   1,423.25x = 1,817,128.65
5. Step 5: Solve for x
   x = 1,817,128.65/1,423.25
6. Step 6: Final answer
   x = 1,276.74