Finding the Fourth Proportional to 470,456.47, 649,086.89 and 266,474.98

Step by Step Solution

1. Step 1: Write the proportion equation
   470,456.47 : 649,086.89 = 266,474.98 : x
2. Step 2: Convert to fraction form
   470,456.47/649,086.89 = 266,474.98/x
3. Step 3: Cross multiply
   470,456.47x = 649,086.89 × 266,474.98
4. Step 4: Simplify right side
   470,456.47x = 172,965,416,031.01
5. Step 5: Solve for x
   x = 172,965,416,031.01/470,456.47
6. Step 6: Final answer
   x = 367,654.45