Finding the Fourth Proportional to 201,145.83, 303,131.72 and 181,180.38

Step by Step Solution

1. Step 1: Write the proportion equation
   201,145.83 : 303,131.72 = 181,180.38 : x
2. Step 2: Convert to fraction form
   201,145.83/303,131.72 = 181,180.38/x
3. Step 3: Cross multiply
   201,145.83x = 303,131.72 × 181,180.38
4. Step 4: Simplify right side
   201,145.83x = 54,921,520,363.93
5. Step 5: Solve for x
   x = 54,921,520,363.93/201,145.83
6. Step 6: Final answer
   x = 273,043.29