Finding the Fourth Proportional to 362,300.09, 499,989.74 and 201,155.13

Step by Step Solution

1. Step 1: Write the proportion equation
   362,300.09 : 499,989.74 = 201,155.13 : x
2. Step 2: Convert to fraction form
   362,300.09/499,989.74 = 201,155.13/x
3. Step 3: Cross multiply
   362,300.09x = 499,989.74 × 201,155.13
4. Step 4: Simplify right side
   362,300.09x = 100,575,500,142.59
5. Step 5: Solve for x
   x = 100,575,500,142.59/362,300.09
6. Step 6: Final answer
   x = 277,602.75