Finding the Fourth Proportional to 2,169.34, 3,254.91 and 936.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,169.34 : 3,254.91 = 936.52 : x
2. Step 2: Convert to fraction form
   2,169.34/3,254.91 = 936.52/x
3. Step 3: Cross multiply
   2,169.34x = 3,254.91 × 936.52
4. Step 4: Simplify right side
   2,169.34x = 3,048,288.31
5. Step 5: Solve for x
   x = 3,048,288.31/2,169.34
6. Step 6: Final answer
   x = 1,405.17