Finding the Fourth Proportional to 123,385.92, 184,624.24 and 109,233.60

Step by Step Solution

1. Step 1: Write the proportion equation
   123,385.92 : 184,624.24 = 109,233.60 : x
2. Step 2: Convert to fraction form
   123,385.92/184,624.24 = 109,233.60/x
3. Step 3: Cross multiply
   123,385.92x = 184,624.24 × 109,233.60
4. Step 4: Simplify right side
   123,385.92x = 20,167,170,382.46
5. Step 5: Solve for x
   x = 20,167,170,382.46/123,385.92
6. Step 6: Final answer
   x = 163,447.91