Finding the Fourth Proportional to 22,048.84, 33,085.50 and 20,377

Step by Step Solution

1. Step 1: Write the proportion equation
   22,048.84 : 33,085.50 = 20,377 : x
2. Step 2: Convert to fraction form
   22,048.84/33,085.50 = 20,377/x
3. Step 3: Cross multiply
   22,048.84x = 33,085.50 × 20,377
4. Step 4: Simplify right side
   22,048.84x = 674,183,233.50
5. Step 5: Solve for x
   x = 674,183,233.50/22,048.84
6. Step 6: Final answer
   x = 30,576.81