Finding the Fourth Proportional to 2,970.10, 4,456.23 and 1,326.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,970.10 : 4,456.23 = 1,326.52 : x
2. Step 2: Convert to fraction form
   2,970.10/4,456.23 = 1,326.52/x
3. Step 3: Cross multiply
   2,970.10x = 4,456.23 × 1,326.52
4. Step 4: Simplify right side
   2,970.10x = 5,911,278.22
5. Step 5: Solve for x
   x = 5,911,278.22/2,970.10
6. Step 6: Final answer
   x = 1,990.26