Finding the Fourth Proportional to 2,012.58, 3,017.54 and 970.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012.58 : 3,017.54 = 970.52 : x
2. Step 2: Convert to fraction form
   2,012.58/3,017.54 = 970.52/x
3. Step 3: Cross multiply
   2,012.58x = 3,017.54 × 970.52
4. Step 4: Simplify right side
   2,012.58x = 2,928,570.26
5. Step 5: Solve for x
   x = 2,928,570.26/2,012.58
6. Step 6: Final answer
   x = 1,455.13