Finding the Fourth Proportional to 317,753.82, 476,630.34 and 81,096.52

Step by Step Solution

1. Step 1: Write the proportion equation
   317,753.82 : 476,630.34 = 81,096.52 : x
2. Step 2: Convert to fraction form
   317,753.82/476,630.34 = 81,096.52/x
3. Step 3: Cross multiply
   317,753.82x = 476,630.34 × 81,096.52
4. Step 4: Simplify right side
   317,753.82x = 38,653,061,900.42
5. Step 5: Solve for x
   x = 38,653,061,900.42/317,753.82
6. Step 6: Final answer
   x = 121,644.68