Finding the Fourth Proportional to 369,567.16, 510,002.72 and 199,801.24

Step by Step Solution

1. Step 1: Write the proportion equation
   369,567.16 : 510,002.72 = 199,801.24 : x
2. Step 2: Convert to fraction form
   369,567.16/510,002.72 = 199,801.24/x
3. Step 3: Cross multiply
   369,567.16x = 510,002.72 × 199,801.24
4. Step 4: Simplify right side
   369,567.16x = 101,899,175,859.37
5. Step 5: Solve for x
   x = 101,899,175,859.37/369,567.16
6. Step 6: Final answer
   x = 275,725.73