Finding the Fourth Proportional to 123,380.77, 185,071.13 and 67,268.07

Step by Step Solution

1. Step 1: Write the proportion equation
   123,380.77 : 185,071.13 = 67,268.07 : x
2. Step 2: Convert to fraction form
   123,380.77/185,071.13 = 67,268.07/x
3. Step 3: Cross multiply
   123,380.77x = 185,071.13 × 67,268.07
4. Step 4: Simplify right side
   123,380.77x = 12,449,377,727.82
5. Step 5: Solve for x
   x = 12,449,377,727.82/123,380.77
6. Step 6: Final answer
   x = 100,902.09