Finding the Fourth Proportional to 2,059.84, 3,089.78 and 673.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.84 : 3,089.78 = 673.16 : x
2. Step 2: Convert to fraction form
   2,059.84/3,089.78 = 673.16/x
3. Step 3: Cross multiply
   2,059.84x = 3,089.78 × 673.16
4. Step 4: Simplify right side
   2,059.84x = 2,079,925.71
5. Step 5: Solve for x
   x = 2,079,925.71/2,059.84
6. Step 6: Final answer
   x = 1,009.75