Finding the Fourth Proportional to 3,570.75, 5,356.46 and 973.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,570.75 : 5,356.46 = 973.69 : x
2. Step 2: Convert to fraction form
   3,570.75/5,356.46 = 973.69/x
3. Step 3: Cross multiply
   3,570.75x = 5,356.46 × 973.69
4. Step 4: Simplify right side
   3,570.75x = 5,215,520.58
5. Step 5: Solve for x
   x = 5,215,520.58/3,570.75
6. Step 6: Final answer
   x = 1,460.62