Finding the Fourth Proportional to 181,923.59, 272,914.55 and 76,758.05

Step by Step Solution

1. Step 1: Write the proportion equation
   181,923.59 : 272,914.55 = 76,758.05 : x
2. Step 2: Convert to fraction form
   181,923.59/272,914.55 = 76,758.05/x
3. Step 3: Cross multiply
   181,923.59x = 272,914.55 × 76,758.05
4. Step 4: Simplify right side
   181,923.59x = 20,948,388,674.63
5. Step 5: Solve for x
   x = 20,948,388,674.63/181,923.59
6. Step 6: Final answer
   x = 115,149.38