Finding the Fourth Proportional to 2,430.95, 3,648.20 and 970.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,430.95 : 3,648.20 = 970.52 : x
2. Step 2: Convert to fraction form
   2,430.95/3,648.20 = 970.52/x
3. Step 3: Cross multiply
   2,430.95x = 3,648.20 × 970.52
4. Step 4: Simplify right side
   2,430.95x = 3,540,651.06
5. Step 5: Solve for x
   x = 3,540,651.06/2,430.95
6. Step 6: Final answer
   x = 1,456.49