Finding the Fourth Proportional to 369,844.17, 510,385.82 and 200,078.29

Step by Step Solution

1. Step 1: Write the proportion equation
   369,844.17 : 510,385.82 = 200,078.29 : x
2. Step 2: Convert to fraction form
   369,844.17/510,385.82 = 200,078.29/x
3. Step 3: Cross multiply
   369,844.17x = 510,385.82 × 200,078.29
4. Step 4: Simplify right side
   369,844.17x = 102,117,122,105.85
5. Step 5: Solve for x
   x = 102,117,122,105.85/369,844.17
6. Step 6: Final answer
   x = 276,108.51