Finding the Fourth Proportional to 1,570.46, 2,344.21 and 1,456.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570.46 : 2,344.21 = 1,456.25 : x
2. Step 2: Convert to fraction form
   1,570.46/2,344.21 = 1,456.25/x
3. Step 3: Cross multiply
   1,570.46x = 2,344.21 × 1,456.25
4. Step 4: Simplify right side
   1,570.46x = 3,413,740.45
5. Step 5: Solve for x
   x = 3,413,740.45/1,570.46
6. Step 6: Final answer
   x = 2,173.73