Finding the Fourth Proportional to 109,039.72, 163,561.50 and 35,167.72

Step by Step Solution

1. Step 1: Write the proportion equation
   109,039.72 : 163,561.50 = 35,167.72 : x
2. Step 2: Convert to fraction form
   109,039.72/163,561.50 = 35,167.72/x
3. Step 3: Cross multiply
   109,039.72x = 163,561.50 × 35,167.72
4. Step 4: Simplify right side
   109,039.72x = 5,752,085,034.78
5. Step 5: Solve for x
   x = 5,752,085,034.78/109,039.72
6. Step 6: Final answer
   x = 52,752.20