Finding the Fourth Proportional to 427,097.33, 589,406.61 and 236,123.02

Step by Step Solution

1. Step 1: Write the proportion equation
   427,097.33 : 589,406.61 = 236,123.02 : x
2. Step 2: Convert to fraction form
   427,097.33/589,406.61 = 236,123.02/x
3. Step 3: Cross multiply
   427,097.33x = 589,406.61 × 236,123.02
4. Step 4: Simplify right side
   427,097.33x = 139,172,467,287.65
5. Step 5: Solve for x
   x = 139,172,467,287.65/427,097.33
6. Step 6: Final answer
   x = 325,856.57