Finding the Fourth Proportional to 85,716.89, 128,575.35 and 41,335.37

Step by Step Solution

1. Step 1: Write the proportion equation
   85,716.89 : 128,575.35 = 41,335.37 : x
2. Step 2: Convert to fraction form
   85,716.89/128,575.35 = 41,335.37/x
3. Step 3: Cross multiply
   85,716.89x = 128,575.35 × 41,335.37
4. Step 4: Simplify right side
   85,716.89x = 5,314,709,022.25
5. Step 5: Solve for x
   x = 5,314,709,022.25/85,716.89
6. Step 6: Final answer
   x = 62,003.06