Finding the Fourth Proportional to 109,052.27, 163,578.43 and 34,172.40

Step by Step Solution

1. Step 1: Write the proportion equation
   109,052.27 : 163,578.43 = 34,172.40 : x
2. Step 2: Convert to fraction form
   109,052.27/163,578.43 = 34,172.40/x
3. Step 3: Cross multiply
   109,052.27x = 163,578.43 × 34,172.40
4. Step 4: Simplify right side
   109,052.27x = 5,589,868,035.71
5. Step 5: Solve for x
   x = 5,589,868,035.71/109,052.27
6. Step 6: Final answer
   x = 51,258.61