Finding the Fourth Proportional to 188,736.72, 282,696.72 and 88,747.08

Step by Step Solution

1. Step 1: Write the proportion equation
   188,736.72 : 282,696.72 = 88,747.08 : x
2. Step 2: Convert to fraction form
   188,736.72/282,696.72 = 88,747.08/x
3. Step 3: Cross multiply
   188,736.72x = 282,696.72 × 88,747.08
4. Step 4: Simplify right side
   188,736.72x = 25,088,508,425.58
5. Step 5: Solve for x
   x = 25,088,508,425.58/188,736.72
6. Step 6: Final answer
   x = 132,928.60