Finding the Fourth Proportional to 41,680.84, 62,508.20 and 12,100.72

Step by Step Solution

1. Step 1: Write the proportion equation
   41,680.84 : 62,508.20 = 12,100.72 : x
2. Step 2: Convert to fraction form
   41,680.84/62,508.20 = 12,100.72/x
3. Step 3: Cross multiply
   41,680.84x = 62,508.20 × 12,100.72
4. Step 4: Simplify right side
   41,680.84x = 756,394,225.90
5. Step 5: Solve for x
   x = 756,394,225.90/41,680.84
6. Step 6: Final answer
   x = 18,147.29