Finding the Fourth Proportional to 362,300.25, 499,989.96 and 201,155.32

Step by Step Solution

1. Step 1: Write the proportion equation
   362,300.25 : 499,989.96 = 201,155.32 : x
2. Step 2: Convert to fraction form
   362,300.25/499,989.96 = 201,155.32/x
3. Step 3: Cross multiply
   362,300.25x = 499,989.96 × 201,155.32
4. Step 4: Simplify right side
   362,300.25x = 100,575,639,150.61
5. Step 5: Solve for x
   x = 100,575,639,150.61/362,300.25
6. Step 6: Final answer
   x = 277,603.01