Finding the Fourth Proportional to 2,300.24, 3,450.52 and 656.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.24 : 3,450.52 = 656.72 : x
2. Step 2: Convert to fraction form
   2,300.24/3,450.52 = 656.72/x
3. Step 3: Cross multiply
   2,300.24x = 3,450.52 × 656.72
4. Step 4: Simplify right side
   2,300.24x = 2,266,025.49
5. Step 5: Solve for x
   x = 2,266,025.49/2,300.24
6. Step 6: Final answer
   x = 985.13