Finding the Fourth Proportional to 2,622.72, 3,930.48 and 1,450.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.72 : 3,930.48 = 1,450.98 : x
2. Step 2: Convert to fraction form
   2,622.72/3,930.48 = 1,450.98/x
3. Step 3: Cross multiply
   2,622.72x = 3,930.48 × 1,450.98
4. Step 4: Simplify right side
   2,622.72x = 5,703,047.87
5. Step 5: Solve for x
   x = 5,703,047.87/2,622.72
6. Step 6: Final answer
   x = 2,174.48