Finding the Fourth Proportional to 470,150.89, 648,801.46 and 266,196.49

Step by Step Solution

1. Step 1: Write the proportion equation
   470,150.89 : 648,801.46 = 266,196.49 : x
2. Step 2: Convert to fraction form
   470,150.89/648,801.46 = 266,196.49/x
3. Step 3: Cross multiply
   470,150.89x = 648,801.46 × 266,196.49
4. Step 4: Simplify right side
   470,150.89x = 172,708,671,358.88
5. Step 5: Solve for x
   x = 172,708,671,358.88/470,150.89
6. Step 6: Final answer
   x = 367,347.32