Finding the Fourth Proportional to 500,682.01, 690,936.72 and 271,234.12

Step by Step Solution

1. Step 1: Write the proportion equation
   500,682.01 : 690,936.72 = 271,234.12 : x
2. Step 2: Convert to fraction form
   500,682.01/690,936.72 = 271,234.12/x
3. Step 3: Cross multiply
   500,682.01x = 690,936.72 × 271,234.12
4. Step 4: Simplify right side
   500,682.01x = 187,405,613,224.89
5. Step 5: Solve for x
   x = 187,405,613,224.89/500,682.01
6. Step 6: Final answer
   x = 374,300.67