Finding the Fourth Proportional to 39,997.68, 55,185.72 and 23,001

Step by Step Solution

1. Step 1: Write the proportion equation
   39,997.68 : 55,185.72 = 23,001 : x
2. Step 2: Convert to fraction form
   39,997.68/55,185.72 = 23,001/x
3. Step 3: Cross multiply
   39,997.68x = 55,185.72 × 23,001
4. Step 4: Simplify right side
   39,997.68x = 1,269,326,745.72
5. Step 5: Solve for x
   x = 1,269,326,745.72/39,997.68
6. Step 6: Final answer
   x = 31,735.01