Finding the Fourth Proportional to 181,499.10, 271,920.60 and 155,255.10

Step by Step Solution

1. Step 1: Write the proportion equation
   181,499.10 : 271,920.60 = 155,255.10 : x
2. Step 2: Convert to fraction form
   181,499.10/271,920.60 = 155,255.10/x
3. Step 3: Cross multiply
   181,499.10x = 271,920.60 × 155,255.10
4. Step 4: Simplify right side
   181,499.10x = 42,217,059,945.06
5. Step 5: Solve for x
   x = 42,217,059,945.06/181,499.10
6. Step 6: Final answer
   x = 232,602.03