Finding the Fourth Proportional to 497,738.56, 746,610.72 and 123,761.56

Step by Step Solution

1. Step 1: Write the proportion equation
   497,738.56 : 746,610.72 = 123,761.56 : x
2. Step 2: Convert to fraction form
   497,738.56/746,610.72 = 123,761.56/x
3. Step 3: Cross multiply
   497,738.56x = 746,610.72 × 123,761.56
4. Step 4: Simplify right side
   497,738.56x = 92,401,707,419.92
5. Step 5: Solve for x
   x = 92,401,707,419.92/497,738.56
6. Step 6: Final answer
   x = 185,643.06