Finding the Fourth Proportional to 109,270.42, 163,905.93 and 30,384.72

Step by Step Solution

1. Step 1: Write the proportion equation
   109,270.42 : 163,905.93 = 30,384.72 : x
2. Step 2: Convert to fraction form
   109,270.42/163,905.93 = 30,384.72/x
3. Step 3: Cross multiply
   109,270.42x = 163,905.93 × 30,384.72
4. Step 4: Simplify right side
   109,270.42x = 4,980,235,789.39
5. Step 5: Solve for x
   x = 4,980,235,789.39/109,270.42
6. Step 6: Final answer
   x = 45,577.16