Finding the Fourth Proportional to 197,788.37, 272,931.73 and 111,754.82

Step by Step Solution

1. Step 1: Write the proportion equation
   197,788.37 : 272,931.73 = 111,754.82 : x
2. Step 2: Convert to fraction form
   197,788.37/272,931.73 = 111,754.82/x
3. Step 3: Cross multiply
   197,788.37x = 272,931.73 × 111,754.82
4. Step 4: Simplify right side
   197,788.37x = 30,501,436,761.38
5. Step 5: Solve for x
   x = 30,501,436,761.38/197,788.37
6. Step 6: Final answer
   x = 154,212.49