Finding the Fourth Proportional to 1,930.56, 2,665.62 and 1,269.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,930.56 : 2,665.62 = 1,269.06 : x
2. Step 2: Convert to fraction form
   1,930.56/2,665.62 = 1,269.06/x
3. Step 3: Cross multiply
   1,930.56x = 2,665.62 × 1,269.06
4. Step 4: Simplify right side
   1,930.56x = 3,382,831.72
5. Step 5: Solve for x
   x = 3,382,831.72/1,930.56
6. Step 6: Final answer
   x = 1,752.25