Finding the Fourth Proportional to 2,043.56, 3,065.62 and 656.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.56 : 3,065.62 = 656.43 : x
2. Step 2: Convert to fraction form
   2,043.56/3,065.62 = 656.43/x
3. Step 3: Cross multiply
   2,043.56x = 3,065.62 × 656.43
4. Step 4: Simplify right side
   2,043.56x = 2,012,359.17
5. Step 5: Solve for x
   x = 2,012,359.17/2,043.56
6. Step 6: Final answer
   x = 984.73