Finding the Fourth Proportional to 362,300.22, 499,989.92 and 201,155.27

Step by Step Solution

1. Step 1: Write the proportion equation
   362,300.22 : 499,989.92 = 201,155.27 : x
2. Step 2: Convert to fraction form
   362,300.22/499,989.92 = 201,155.27/x
3. Step 3: Cross multiply
   362,300.22x = 499,989.92 × 201,155.27
4. Step 4: Simplify right side
   362,300.22x = 100,575,608,067.82
5. Step 5: Solve for x
   x = 100,575,608,067.82/362,300.22
6. Step 6: Final answer
   x = 277,602.95