Finding the Fourth Proportional to 2,059.39, 3,088.50 and 672.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.39 : 3,088.50 = 672.81 : x
2. Step 2: Convert to fraction form
   2,059.39/3,088.50 = 672.81/x
3. Step 3: Cross multiply
   2,059.39x = 3,088.50 × 672.81
4. Step 4: Simplify right side
   2,059.39x = 2,077,965.26
5. Step 5: Solve for x
   x = 2,077,965.26/2,059.39
6. Step 6: Final answer
   x = 1,009.02