Finding the Fourth Proportional to 181,436.10, 271,826.10 and 155,192.10

Step by Step Solution

1. Step 1: Write the proportion equation
   181,436.10 : 271,826.10 = 155,192.10 : x
2. Step 2: Convert to fraction form
   181,436.10/271,826.10 = 155,192.10/x
3. Step 3: Cross multiply
   181,436.10x = 271,826.10 × 155,192.10
4. Step 4: Simplify right side
   181,436.10x = 42,185,263,293.81
5. Step 5: Solve for x
   x = 42,185,263,293.81/181,436.10
6. Step 6: Final answer
   x = 232,507.55