Finding the Fourth Proportional to 1,947.65, 2,687.72 and 1,063.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,947.65 : 2,687.72 = 1,063.46 : x
2. Step 2: Convert to fraction form
   1,947.65/2,687.72 = 1,063.46/x
3. Step 3: Cross multiply
   1,947.65x = 2,687.72 × 1,063.46
4. Step 4: Simplify right side
   1,947.65x = 2,858,282.71
5. Step 5: Solve for x
   x = 2,858,282.71/1,947.65
6. Step 6: Final answer
   x = 1,467.55