Finding the Fourth Proportional to 1,973.82, 2,723.89 and 1,089.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.82 : 2,723.89 = 1,089.62 : x
2. Step 2: Convert to fraction form
   1,973.82/2,723.89 = 1,089.62/x
3. Step 3: Cross multiply
   1,973.82x = 2,723.89 × 1,089.62
4. Step 4: Simplify right side
   1,973.82x = 2,968,005.02
5. Step 5: Solve for x
   x = 2,968,005.02/1,973.82
6. Step 6: Final answer
   x = 1,503.69