Finding the Fourth Proportional to 109,002.12, 163,501.56 and 30,114.60

Step by Step Solution

1. Step 1: Write the proportion equation
   109,002.12 : 163,501.56 = 30,114.60 : x
2. Step 2: Convert to fraction form
   109,002.12/163,501.56 = 30,114.60/x
3. Step 3: Cross multiply
   109,002.12x = 163,501.56 × 30,114.60
4. Step 4: Simplify right side
   109,002.12x = 4,923,784,078.78
5. Step 5: Solve for x
   x = 4,923,784,078.78/109,002.12
6. Step 6: Final answer
   x = 45,171.45