Finding the Fourth Proportional to 470,796.51, 649,089.37 and 304,929.37

Step by Step Solution

1. Step 1: Write the proportion equation
   470,796.51 : 649,089.37 = 304,929.37 : x
2. Step 2: Convert to fraction form
   470,796.51/649,089.37 = 304,929.37/x
3. Step 3: Cross multiply
   470,796.51x = 649,089.37 × 304,929.37
4. Step 4: Simplify right side
   470,796.51x = 197,926,412,667.80
5. Step 5: Solve for x
   x = 197,926,412,667.80/470,796.51
6. Step 6: Final answer
   x = 420,407.56