Finding the Fourth Proportional to 262,902.72, 362,380.71 and 205,442.18

Step by Step Solution

1. Step 1: Write the proportion equation
   262,902.72 : 362,380.71 = 205,442.18 : x
2. Step 2: Convert to fraction form
   262,902.72/362,380.71 = 205,442.18/x
3. Step 3: Cross multiply
   262,902.72x = 362,380.71 × 205,442.18
4. Step 4: Simplify right side
   262,902.72x = 74,448,283,052.35
5. Step 5: Solve for x
   x = 74,448,283,052.35/262,902.72
6. Step 6: Final answer
   x = 283,178.06