Finding the Fourth Proportional to 362,143.84, 499,748.88 and 200,994.72

Step by Step Solution

1. Step 1: Write the proportion equation
   362,143.84 : 499,748.88 = 200,994.72 : x
2. Step 2: Convert to fraction form
   362,143.84/499,748.88 = 200,994.72/x
3. Step 3: Cross multiply
   362,143.84x = 499,748.88 × 200,994.72
4. Step 4: Simplify right side
   362,143.84x = 100,446,886,205.91
5. Step 5: Solve for x
   x = 100,446,886,205.91/362,143.84
6. Step 6: Final answer
   x = 277,367.37