Finding the Fourth Proportional to 41,535.84, 62,280.72 and 13,818.72

Step by Step Solution

1. Step 1: Write the proportion equation
   41,535.84 : 62,280.72 = 13,818.72 : x
2. Step 2: Convert to fraction form
   41,535.84/62,280.72 = 13,818.72/x
3. Step 3: Cross multiply
   41,535.84x = 62,280.72 × 13,818.72
4. Step 4: Simplify right side
   41,535.84x = 860,639,831.08
5. Step 5: Solve for x
   x = 860,639,831.08/41,535.84
6. Step 6: Final answer
   x = 20,720.41