Finding the Fourth Proportional to 480,196.43, 662,653.27 and 265,332.05

Step by Step Solution

1. Step 1: Write the proportion equation
   480,196.43 : 662,653.27 = 265,332.05 : x
2. Step 2: Convert to fraction form
   480,196.43/662,653.27 = 265,332.05/x
3. Step 3: Cross multiply
   480,196.43x = 662,653.27 × 265,332.05
4. Step 4: Simplify right side
   480,196.43x = 175,823,150,568.30
5. Step 5: Solve for x
   x = 175,823,150,568.30/480,196.43
6. Step 6: Final answer
   x = 366,148.39