Finding the Fourth Proportional to 2,039.59, 3,059.49 and 652.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039.59 : 3,059.49 = 652.96 : x
2. Step 2: Convert to fraction form
   2,039.59/3,059.49 = 652.96/x
3. Step 3: Cross multiply
   2,039.59x = 3,059.49 × 652.96
4. Step 4: Simplify right side
   2,039.59x = 1,997,724.59
5. Step 5: Solve for x
   x = 1,997,724.59/2,039.59
6. Step 6: Final answer
   x = 979.47