Finding the Fourth Proportional to 41,630.06, 62,429.42 and 13,542.78

Step by Step Solution

1. Step 1: Write the proportion equation
   41,630.06 : 62,429.42 = 13,542.78 : x
2. Step 2: Convert to fraction form
   41,630.06/62,429.42 = 13,542.78/x
3. Step 3: Cross multiply
   41,630.06x = 62,429.42 × 13,542.78
4. Step 4: Simplify right side
   41,630.06x = 845,467,900.59
5. Step 5: Solve for x
   x = 845,467,900.59/41,630.06
6. Step 6: Final answer
   x = 20,309.07