Finding the Fourth Proportional to 80,482.68, 111,031.56 and 48,633.12

Step by Step Solution

1. Step 1: Write the proportion equation
   80,482.68 : 111,031.56 = 48,633.12 : x
2. Step 2: Convert to fraction form
   80,482.68/111,031.56 = 48,633.12/x
3. Step 3: Cross multiply
   80,482.68x = 111,031.56 × 48,633.12
4. Step 4: Simplify right side
   80,482.68x = 5,399,811,181.27
5. Step 5: Solve for x
   x = 5,399,811,181.27/80,482.68
6. Step 6: Final answer
   x = 67,092.84