Finding the Fourth Proportional to 123,816.24, 185,558.04 and 67,572.09

Step by Step Solution

1. Step 1: Write the proportion equation
   123,816.24 : 185,558.04 = 67,572.09 : x
2. Step 2: Convert to fraction form
   123,816.24/185,558.04 = 67,572.09/x
3. Step 3: Cross multiply
   123,816.24x = 185,558.04 × 67,572.09
4. Step 4: Simplify right side
   123,816.24x = 12,538,544,579.10
5. Step 5: Solve for x
   x = 12,538,544,579.10/123,816.24
6. Step 6: Final answer
   x = 101,267.37