Finding the Fourth Proportional to 1,784.41, 2,680.72 and 1,265.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784.41 : 2,680.72 = 1,265.69 : x
2. Step 2: Convert to fraction form
   1,784.41/2,680.72 = 1,265.69/x
3. Step 3: Cross multiply
   1,784.41x = 2,680.72 × 1,265.69
4. Step 4: Simplify right side
   1,784.41x = 3,392,964.03
5. Step 5: Solve for x
   x = 3,392,964.03/1,784.41
6. Step 6: Final answer
   x = 1,901.45