Finding the Fourth Proportional to 188,101.42, 259,579.82 and 107,530.72

Step by Step Solution

1. Step 1: Write the proportion equation
   188,101.42 : 259,579.82 = 107,530.72 : x
2. Step 2: Convert to fraction form
   188,101.42/259,579.82 = 107,530.72/x
3. Step 3: Cross multiply
   188,101.42x = 259,579.82 × 107,530.72
4. Step 4: Simplify right side
   188,101.42x = 27,912,804,942.07
5. Step 5: Solve for x
   x = 27,912,804,942.07/188,101.42
6. Step 6: Final answer
   x = 148,392.31