Finding the Fourth Proportional to 152,146.38, 227,104.86 and 134,190.57

Step by Step Solution

1. Step 1: Write the proportion equation
   152,146.38 : 227,104.86 = 134,190.57 : x
2. Step 2: Convert to fraction form
   152,146.38/227,104.86 = 134,190.57/x
3. Step 3: Cross multiply
   152,146.38x = 227,104.86 × 134,190.57
4. Step 4: Simplify right side
   152,146.38x = 30,475,330,613.17
5. Step 5: Solve for x
   x = 30,475,330,613.17/152,146.38
6. Step 6: Final answer
   x = 200,302.70