Finding the Fourth Proportional to 123,555, 185,334.12 and 40,449

Step by Step Solution

1. Step 1: Write the proportion equation
   123,555 : 185,334.12 = 40,449 : x
2. Step 2: Convert to fraction form
   123,555/185,334.12 = 40,449/x
3. Step 3: Cross multiply
   123,555x = 185,334.12 × 40,449
4. Step 4: Simplify right side
   123,555x = 7,496,579,819.88
5. Step 5: Solve for x
   x = 7,496,579,819.88/123,555
6. Step 6: Final answer
   x = 60,674.03