Finding the Fourth Proportional to 41,858.39, 62,796.83 and 13,777.31

Step by Step Solution

1. Step 1: Write the proportion equation
   41,858.39 : 62,796.83 = 13,777.31 : x
2. Step 2: Convert to fraction form
   41,858.39/62,796.83 = 13,777.31/x
3. Step 3: Cross multiply
   41,858.39x = 62,796.83 × 13,777.31
4. Step 4: Simplify right side
   41,858.39x = 865,171,011.06
5. Step 5: Solve for x
   x = 865,171,011.06/41,858.39
6. Step 6: Final answer
   x = 20,669.00