Finding the Fourth Proportional to 336,821.04, 464,801.28 and 200,784.78

Step by Step Solution

1. Step 1: Write the proportion equation
   336,821.04 : 464,801.28 = 200,784.78 : x
2. Step 2: Convert to fraction form
   336,821.04/464,801.28 = 200,784.78/x
3. Step 3: Cross multiply
   336,821.04x = 464,801.28 × 200,784.78
4. Step 4: Simplify right side
   336,821.04x = 93,325,022,748.52
5. Step 5: Solve for x
   x = 93,325,022,748.52/336,821.04
6. Step 6: Final answer
   x = 277,075.99