Finding the Fourth Proportional to 109,063.50, 163,598.89 and 30,171.12

Step by Step Solution

1. Step 1: Write the proportion equation
   109,063.50 : 163,598.89 = 30,171.12 : x
2. Step 2: Convert to fraction form
   109,063.50/163,598.89 = 30,171.12/x
3. Step 3: Cross multiply
   109,063.50x = 163,598.89 × 30,171.12
4. Step 4: Simplify right side
   109,063.50x = 4,935,960,928.04
5. Step 5: Solve for x
   x = 4,935,960,928.04/109,063.50
6. Step 6: Final answer
   x = 45,257.68