Finding the Fourth Proportional to 2,970.52, 4,456.34 and 1,122.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,970.52 : 4,456.34 = 1,122.18 : x
2. Step 2: Convert to fraction form
   2,970.52/4,456.34 = 1,122.18/x
3. Step 3: Cross multiply
   2,970.52x = 4,456.34 × 1,122.18
4. Step 4: Simplify right side
   2,970.52x = 5,000,815.62
5. Step 5: Solve for x
   x = 5,000,815.62/2,970.52
6. Step 6: Final answer
   x = 1,683.48