Finding the Fourth Proportional to 480,131.62, 662,573.86 and 262,335.62

Step by Step Solution

1. Step 1: Write the proportion equation
   480,131.62 : 662,573.86 = 262,335.62 : x
2. Step 2: Convert to fraction form
   480,131.62/662,573.86 = 262,335.62/x
3. Step 3: Cross multiply
   480,131.62x = 662,573.86 × 262,335.62
4. Step 4: Simplify right side
   480,131.62x = 173,816,724,358.89
5. Step 5: Solve for x
   x = 173,816,724,358.89/480,131.62
6. Step 6: Final answer
   x = 362,018.91