Finding the Fourth Proportional to 441,399, 662,100.12 and 108,975

Step by Step Solution

1. Step 1: Write the proportion equation
   441,399 : 662,100.12 = 108,975 : x
2. Step 2: Convert to fraction form
   441,399/662,100.12 = 108,975/x
3. Step 3: Cross multiply
   441,399x = 662,100.12 × 108,975
4. Step 4: Simplify right side
   441,399x = 72,152,360,577
5. Step 5: Solve for x
   x = 72,152,360,577/441,399
6. Step 6: Final answer
   x = 163,462.90