Finding the Fourth Proportional to 1,523.88, 2,103.72 and 964.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,523.88 : 2,103.72 = 964.92 : x
2. Step 2: Convert to fraction form
   1,523.88/2,103.72 = 964.92/x
3. Step 3: Cross multiply
   1,523.88x = 2,103.72 × 964.92
4. Step 4: Simplify right side
   1,523.88x = 2,029,921.50
5. Step 5: Solve for x
   x = 2,029,921.50/1,523.88
6. Step 6: Final answer
   x = 1,332.07