Finding the Fourth Proportional to 2,007.32, 2,769.80 and 1,123.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.32 : 2,769.80 = 1,123.09 : x
2. Step 2: Convert to fraction form
   2,007.32/2,769.80 = 1,123.09/x
3. Step 3: Cross multiply
   2,007.32x = 2,769.80 × 1,123.09
4. Step 4: Simplify right side
   2,007.32x = 3,110,722.14
5. Step 5: Solve for x
   x = 3,110,722.14/2,007.32
6. Step 6: Final answer
   x = 1,549.69