Finding the Fourth Proportional to 363,100.42, 501,017.43 and 201,934.18

Step by Step Solution

1. Step 1: Write the proportion equation
   363,100.42 : 501,017.43 = 201,934.18 : x
2. Step 2: Convert to fraction form
   363,100.42/501,017.43 = 201,934.18/x
3. Step 3: Cross multiply
   363,100.42x = 501,017.43 × 201,934.18
4. Step 4: Simplify right side
   363,100.42x = 101,172,543,892.76
5. Step 5: Solve for x
   x = 101,172,543,892.76/363,100.42
6. Step 6: Final answer
   x = 278,635.16