Finding the Fourth Proportional to 181,155.10, 271,404.60 and 154,911.10

Step by Step Solution

1. Step 1: Write the proportion equation
   181,155.10 : 271,404.60 = 154,911.10 : x
2. Step 2: Convert to fraction form
   181,155.10/271,404.60 = 154,911.10/x
3. Step 3: Cross multiply
   181,155.10x = 271,404.60 × 154,911.10
4. Step 4: Simplify right side
   181,155.10x = 42,043,585,131.06
5. Step 5: Solve for x
   x = 42,043,585,131.06/181,155.10
6. Step 6: Final answer
   x = 232,086.12