Finding the Fourth Proportional to 72,103.50, 108,194.13 and 35,167.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,103.50 : 108,194.13 = 35,167.50 : x
2. Step 2: Convert to fraction form
   72,103.50/108,194.13 = 35,167.50/x
3. Step 3: Cross multiply
   72,103.50x = 108,194.13 × 35,167.50
4. Step 4: Simplify right side
   72,103.50x = 3,804,917,066.78
5. Step 5: Solve for x
   x = 3,804,917,066.78/72,103.50
6. Step 6: Final answer
   x = 52,770.21