Finding the Fourth Proportional to 321,700.34, 482,796.85 and 231,699.82

Step by Step Solution

1. Step 1: Write the proportion equation
   321,700.34 : 482,796.85 = 231,699.82 : x
2. Step 2: Convert to fraction form
   321,700.34/482,796.85 = 231,699.82/x
3. Step 3: Cross multiply
   321,700.34x = 482,796.85 × 231,699.82
4. Step 4: Simplify right side
   321,700.34x = 111,863,943,241.57
5. Step 5: Solve for x
   x = 111,863,943,241.57/321,700.34
6. Step 6: Final answer
   x = 347,727.15