Finding the Fourth Proportional to 123,603.86, 185,423.54 and 38,221.37

Step by Step Solution

1. Step 1: Write the proportion equation
   123,603.86 : 185,423.54 = 38,221.37 : x
2. Step 2: Convert to fraction form
   123,603.86/185,423.54 = 38,221.37/x
3. Step 3: Cross multiply
   123,603.86x = 185,423.54 × 38,221.37
4. Step 4: Simplify right side
   123,603.86x = 7,087,141,729.05
5. Step 5: Solve for x
   x = 7,087,141,729.05/123,603.86
6. Step 6: Final answer
   x = 57,337.54