Finding the Fourth Proportional to 1,973.59, 2,723.53 and 1,089.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.59 : 2,723.53 = 1,089.37 : x
2. Step 2: Convert to fraction form
   1,973.59/2,723.53 = 1,089.37/x
3. Step 3: Cross multiply
   1,973.59x = 2,723.53 × 1,089.37
4. Step 4: Simplify right side
   1,973.59x = 2,966,926.43
5. Step 5: Solve for x
   x = 2,966,926.43/1,973.59
6. Step 6: Final answer
   x = 1,503.32