Finding the Fourth Proportional to 142,601.82, 196,580.88 and 108,550.98

Step by Step Solution

1. Step 1: Write the proportion equation
   142,601.82 : 196,580.88 = 108,550.98 : x
2. Step 2: Convert to fraction form
   142,601.82/196,580.88 = 108,550.98/x
3. Step 3: Cross multiply
   142,601.82x = 196,580.88 × 108,550.98
4. Step 4: Simplify right side
   142,601.82x = 21,339,047,173.26
5. Step 5: Solve for x
   x = 21,339,047,173.26/142,601.82
6. Step 6: Final answer
   x = 149,640.78