Finding the Fourth Proportional to 389,381.00, 584,067.61 and 123,141.56

Step by Step Solution

1. Step 1: Write the proportion equation
   389,381.00 : 584,067.61 = 123,141.56 : x
2. Step 2: Convert to fraction form
   389,381.00/584,067.61 = 123,141.56/x
3. Step 3: Cross multiply
   389,381.00x = 584,067.61 × 123,141.56
4. Step 4: Simplify right side
   389,381.00x = 71,922,998,101.04
5. Step 5: Solve for x
   x = 71,922,998,101.04/389,381.00
6. Step 6: Final answer
   x = 184,711.11