Finding the Fourth Proportional to 197,061.77, 271,959.02 and 112,178.82

Step by Step Solution

1. Step 1: Write the proportion equation
   197,061.77 : 271,959.02 = 112,178.82 : x
2. Step 2: Convert to fraction form
   197,061.77/271,959.02 = 112,178.82/x
3. Step 3: Cross multiply
   197,061.77x = 271,959.02 × 112,178.82
4. Step 4: Simplify right side
   197,061.77x = 30,508,041,391.06
5. Step 5: Solve for x
   x = 30,508,041,391.06/197,061.77
6. Step 6: Final answer
   x = 154,814.62