Finding the Fourth Proportional to 1,973.48, 2,723.37 and 1,089.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.48 : 2,723.37 = 1,089.29 : x
2. Step 2: Convert to fraction form
   1,973.48/2,723.37 = 1,089.29/x
3. Step 3: Cross multiply
   1,973.48x = 2,723.37 × 1,089.29
4. Step 4: Simplify right side
   1,973.48x = 2,966,546.52
5. Step 5: Solve for x
   x = 2,966,546.52/1,973.48
6. Step 6: Final answer
   x = 1,503.20