Finding the Fourth Proportional to 427,964.69, 590,584.05 and 236,973.98

Step by Step Solution

1. Step 1: Write the proportion equation
   427,964.69 : 590,584.05 = 236,973.98 : x
2. Step 2: Convert to fraction form
   427,964.69/590,584.05 = 236,973.98/x
3. Step 3: Cross multiply
   427,964.69x = 590,584.05 × 236,973.98
4. Step 4: Simplify right side
   427,964.69x = 139,953,049,900.10
5. Step 5: Solve for x
   x = 139,953,049,900.10/427,964.69
6. Step 6: Final answer
   x = 327,020.09