Finding the Fourth Proportional to 109,074.72, 163,628.46 and 34,178.16

Step by Step Solution

1. Step 1: Write the proportion equation
   109,074.72 : 163,628.46 = 34,178.16 : x
2. Step 2: Convert to fraction form
   109,074.72/163,628.46 = 34,178.16/x
3. Step 3: Cross multiply
   109,074.72x = 163,628.46 × 34,178.16
4. Step 4: Simplify right side
   109,074.72x = 5,592,519,686.43
5. Step 5: Solve for x
   x = 5,592,519,686.43/109,074.72
6. Step 6: Final answer
   x = 51,272.37