Finding the Fourth Proportional to 80,231.48, 110,738.03 and 53,375.12

Step by Step Solution

1. Step 1: Write the proportion equation
   80,231.48 : 110,738.03 = 53,375.12 : x
2. Step 2: Convert to fraction form
   80,231.48/110,738.03 = 53,375.12/x
3. Step 3: Cross multiply
   80,231.48x = 110,738.03 × 53,375.12
4. Step 4: Simplify right side
   80,231.48x = 5,910,654,819.25
5. Step 5: Solve for x
   x = 5,910,654,819.25/80,231.48
6. Step 6: Final answer
   x = 73,670.03