Finding the Fourth Proportional to 123,145.38, 184,691.61 and 38,912.04

Step by Step Solution

1. Step 1: Write the proportion equation
   123,145.38 : 184,691.61 = 38,912.04 : x
2. Step 2: Convert to fraction form
   123,145.38/184,691.61 = 38,912.04/x
3. Step 3: Cross multiply
   123,145.38x = 184,691.61 × 38,912.04
4. Step 4: Simplify right side
   123,145.38x = 7,186,727,315.98
5. Step 5: Solve for x
   x = 7,186,727,315.98/123,145.38
6. Step 6: Final answer
   x = 58,359.70