Finding the Fourth Proportional to 188,730.72, 282,687.72 and 88,741.08

Step by Step Solution

1. Step 1: Write the proportion equation
   188,730.72 : 282,687.72 = 88,741.08 : x
2. Step 2: Convert to fraction form
   188,730.72/282,687.72 = 88,741.08/x
3. Step 3: Cross multiply
   188,730.72x = 282,687.72 × 88,741.08
4. Step 4: Simplify right side
   188,730.72x = 25,086,013,575.54
5. Step 5: Solve for x
   x = 25,086,013,575.54/188,730.72
6. Step 6: Final answer
   x = 132,919.61