Finding the Fourth Proportional to 2,970.69, 4,456.49 and 1,022.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,970.69 : 4,456.49 = 1,022.45 : x
2. Step 2: Convert to fraction form
   2,970.69/4,456.49 = 1,022.45/x
3. Step 3: Cross multiply
   2,970.69x = 4,456.49 × 1,022.45
4. Step 4: Simplify right side
   2,970.69x = 4,556,510.81
5. Step 5: Solve for x
   x = 4,556,510.81/2,970.69
6. Step 6: Final answer
   x = 1,533.82