Finding the Fourth Proportional to 1,947.21, 2,687.17 and 1,063.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,947.21 : 2,687.17 = 1,063.02 : x
2. Step 2: Convert to fraction form
   1,947.21/2,687.17 = 1,063.02/x
3. Step 3: Cross multiply
   1,947.21x = 2,687.17 × 1,063.02
4. Step 4: Simplify right side
   1,947.21x = 2,856,510.14
5. Step 5: Solve for x
   x = 2,856,510.14/1,947.21
6. Step 6: Final answer
   x = 1,466.98