Finding the Fourth Proportional to 1,973.46, 2,723.37 and 1,089.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.46 : 2,723.37 = 1,089.31 : x
2. Step 2: Convert to fraction form
   1,973.46/2,723.37 = 1,089.31/x
3. Step 3: Cross multiply
   1,973.46x = 2,723.37 × 1,089.31
4. Step 4: Simplify right side
   1,973.46x = 2,966,594.17
5. Step 5: Solve for x
   x = 2,966,594.17/1,973.46
6. Step 6: Final answer
   x = 1,503.25