Finding the Fourth Proportional to 273,061.97, 409,271.17 and 123,126.72

Step by Step Solution

1. Step 1: Write the proportion equation
   273,061.97 : 409,271.17 = 123,126.72 : x
2. Step 2: Convert to fraction form
   273,061.97/409,271.17 = 123,126.72/x
3. Step 3: Cross multiply
   273,061.97x = 409,271.17 × 123,126.72
4. Step 4: Simplify right side
   273,061.97x = 50,392,216,752.66
5. Step 5: Solve for x
   x = 50,392,216,752.66/273,061.97
6. Step 6: Final answer
   x = 184,544.98