Finding the Fourth Proportional to 73,245.63, 109,871.82 and 31,119.69

Step by Step Solution

1. Step 1: Write the proportion equation
   73,245.63 : 109,871.82 = 31,119.69 : x
2. Step 2: Convert to fraction form
   73,245.63/109,871.82 = 31,119.69/x
3. Step 3: Cross multiply
   73,245.63x = 109,871.82 × 31,119.69
4. Step 4: Simplify right side
   73,245.63x = 3,419,176,978.14
5. Step 5: Solve for x
   x = 3,419,176,978.14/73,245.63
6. Step 6: Final answer
   x = 46,680.97