Finding the Fourth Proportional to 362,422.16, 500,128.83 and 201,287.55

Step by Step Solution

1. Step 1: Write the proportion equation
   362,422.16 : 500,128.83 = 201,287.55 : x
2. Step 2: Convert to fraction form
   362,422.16/500,128.83 = 201,287.55/x
3. Step 3: Cross multiply
   362,422.16x = 500,128.83 × 201,287.55
4. Step 4: Simplify right side
   362,422.16x = 100,669,705,937.33
5. Step 5: Solve for x
   x = 100,669,705,937.33/362,422.16
6. Step 6: Final answer
   x = 277,769.18