Finding the Fourth Proportional to 39,997.88, 55,178.72 and 23,227.64

Step by Step Solution

1. Step 1: Write the proportion equation
   39,997.88 : 55,178.72 = 23,227.64 : x
2. Step 2: Convert to fraction form
   39,997.88/55,178.72 = 23,227.64/x
3. Step 3: Cross multiply
   39,997.88x = 55,178.72 × 23,227.64
4. Step 4: Simplify right side
   39,997.88x = 1,281,671,443.82
5. Step 5: Solve for x
   x = 1,281,671,443.82/39,997.88
6. Step 6: Final answer
   x = 32,043.48