Finding the Fourth Proportional to 123,600.71, 185,189.45 and 67,480.27

Step by Step Solution

1. Step 1: Write the proportion equation
   123,600.71 : 185,189.45 = 67,480.27 : x
2. Step 2: Convert to fraction form
   123,600.71/185,189.45 = 67,480.27/x
3. Step 3: Cross multiply
   123,600.71x = 185,189.45 × 67,480.27
4. Step 4: Simplify right side
   123,600.71x = 12,496,634,087.15
5. Step 5: Solve for x
   x = 12,496,634,087.15/123,600.71
6. Step 6: Final answer
   x = 101,104.87