Finding the Fourth Proportional to 109,162.49, 163,743.72 and 30,276.73

Step by Step Solution

1. Step 1: Write the proportion equation
   109,162.49 : 163,743.72 = 30,276.73 : x
2. Step 2: Convert to fraction form
   109,162.49/163,743.72 = 30,276.73/x
3. Step 3: Cross multiply
   109,162.49x = 163,743.72 × 30,276.73
4. Step 4: Simplify right side
   109,162.49x = 4,957,623,990.28
5. Step 5: Solve for x
   x = 4,957,623,990.28/109,162.49
6. Step 6: Final answer
   x = 45,415.09