Finding the Fourth Proportional to 72,749.50, 109,031.72 and 32,725.69

Step by Step Solution

1. Step 1: Write the proportion equation
   72,749.50 : 109,031.72 = 32,725.69 : x
2. Step 2: Convert to fraction form
   72,749.50/109,031.72 = 32,725.69/x
3. Step 3: Cross multiply
   72,749.50x = 109,031.72 × 32,725.69
4. Step 4: Simplify right side
   72,749.50x = 3,568,138,268.89
5. Step 5: Solve for x
   x = 3,568,138,268.89/72,749.50
6. Step 6: Final answer
   x = 49,046.91