Finding the Fourth Proportional to 123,145.94, 184,451.56 and 75,616.76

Step by Step Solution

1. Step 1: Write the proportion equation
   123,145.94 : 184,451.56 = 75,616.76 : x
2. Step 2: Convert to fraction form
   123,145.94/184,451.56 = 75,616.76/x
3. Step 3: Cross multiply
   123,145.94x = 184,451.56 × 75,616.76
4. Step 4: Simplify right side
   123,145.94x = 13,947,629,344.15
5. Step 5: Solve for x
   x = 13,947,629,344.15/123,145.94
6. Step 6: Final answer
   x = 113,260.98