Finding the Fourth Proportional to 498,885, 748,333.98 and 166,461

Step by Step Solution

1. Step 1: Write the proportion equation
   498,885 : 748,333.98 = 166,461 : x
2. Step 2: Convert to fraction form
   498,885/748,333.98 = 166,461/x
3. Step 3: Cross multiply
   498,885x = 748,333.98 × 166,461
4. Step 4: Simplify right side
   498,885x = 124,568,422,644.78
5. Step 5: Solve for x
   x = 124,568,422,644.78/498,885
6. Step 6: Final answer
   x = 249,693.66