Finding the Fourth Proportional to 332,522.80, 498,456.15 and 163,905.10

Step by Step Solution

1. Step 1: Write the proportion equation
   332,522.80 : 498,456.15 = 163,905.10 : x
2. Step 2: Convert to fraction form
   332,522.80/498,456.15 = 163,905.10/x
3. Step 3: Cross multiply
   332,522.80x = 498,456.15 × 163,905.10
4. Step 4: Simplify right side
   332,522.80x = 81,699,505,111.37
5. Step 5: Solve for x
   x = 81,699,505,111.37/332,522.80
6. Step 6: Final answer
   x = 245,695.95