Finding the Fourth Proportional to 23,065.58, 31,763.46 and 20,039.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,065.58 : 31,763.46 = 20,039.30 : x
2. Step 2: Convert to fraction form
   23,065.58/31,763.46 = 20,039.30/x
3. Step 3: Cross multiply
   23,065.58x = 31,763.46 × 20,039.30
4. Step 4: Simplify right side
   23,065.58x = 636,517,503.98
5. Step 5: Solve for x
   x = 636,517,503.98/23,065.58
6. Step 6: Final answer
   x = 27,595.99