Finding the Fourth Proportional to 300,800.81, 451,201.82 and 123,275.94

Step by Step Solution

1. Step 1: Write the proportion equation
   300,800.81 : 451,201.82 = 123,275.94 : x
2. Step 2: Convert to fraction form
   300,800.81/451,201.82 = 123,275.94/x
3. Step 3: Cross multiply
   300,800.81x = 451,201.82 × 123,275.94
4. Step 4: Simplify right side
   300,800.81x = 55,622,327,873.83
5. Step 5: Solve for x
   x = 55,622,327,873.83/300,800.81
6. Step 6: Final answer
   x = 184,914.16