Finding the Fourth Proportional to 172,887.56, 259,269.00 and 73,055.49

Step by Step Solution

1. Step 1: Write the proportion equation
   172,887.56 : 259,269.00 = 73,055.49 : x
2. Step 2: Convert to fraction form
   172,887.56/259,269.00 = 73,055.49/x
3. Step 3: Cross multiply
   172,887.56x = 259,269.00 × 73,055.49
4. Step 4: Simplify right side
   172,887.56x = 18,941,022,590.59
5. Step 5: Solve for x
   x = 18,941,022,590.59/172,887.56
6. Step 6: Final answer
   x = 109,556.89